Home / 74,343.70-111,487.38-29,955.34

Finding the Fourth Proportional to 74,343.70, 111,487.38 and 29,955.34

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Solution

The fourth proportional to 74,343.70, 111,487.38 and 29,955.34 is: 44,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,343.70 : 111,487.38 = 29,955.34 : x
  2. Step 2: Convert to fraction form
    74,343.70/111,487.38 = 29,955.34/x
  3. Step 3: Cross multiply
    74,343.70x = 111,487.38 × 29,955.34
  4. Step 4: Simplify right side
    74,343.70x = 3,339,642,373.61
  5. Step 5: Solve for x
    x = 3,339,642,373.61/74,343.70
  6. Step 6: Final answer
    x = 44,921.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.