Home / 54,431.04-75,123.09-33,222.63

Finding the Fourth Proportional to 54,431.04, 75,123.09 and 33,222.63

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Solution

The fourth proportional to 54,431.04, 75,123.09 and 33,222.63 is: 45,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,431.04 : 75,123.09 = 33,222.63 : x
  2. Step 2: Convert to fraction form
    54,431.04/75,123.09 = 33,222.63/x
  3. Step 3: Cross multiply
    54,431.04x = 75,123.09 × 33,222.63
  4. Step 4: Simplify right side
    54,431.04x = 2,495,786,623.53
  5. Step 5: Solve for x
    x = 2,495,786,623.53/54,431.04
  6. Step 6: Final answer
    x = 45,852.27

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Half scale
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Double scale
Find fourth proportional to 54,432.04, 75,124.47 and 33,223.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.