Home / 54,429.54-75,121.02-33,221.13

Finding the Fourth Proportional to 54,429.54, 75,121.02 and 33,221.13

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Solution

The fourth proportional to 54,429.54, 75,121.02 and 33,221.13 is: 45,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.54 : 75,121.02 = 33,221.13 : x
  2. Step 2: Convert to fraction form
    54,429.54/75,121.02 = 33,221.13/x
  3. Step 3: Cross multiply
    54,429.54x = 75,121.02 × 33,221.13
  4. Step 4: Simplify right side
    54,429.54x = 2,495,605,171.15
  5. Step 5: Solve for x
    x = 2,495,605,171.15/54,429.54
  6. Step 6: Final answer
    x = 45,850.20

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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.