Home / 94,591.28-141,871.38-38,429.12

Finding the Fourth Proportional to 94,591.28, 141,871.38 and 38,429.12

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Solution

The fourth proportional to 94,591.28, 141,871.38 and 38,429.12 is: 57,637.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,591.28 : 141,871.38 = 38,429.12 : x
  2. Step 2: Convert to fraction form
    94,591.28/141,871.38 = 38,429.12/x
  3. Step 3: Cross multiply
    94,591.28x = 141,871.38 × 38,429.12
  4. Step 4: Simplify right side
    94,591.28x = 5,451,992,286.59
  5. Step 5: Solve for x
    x = 5,451,992,286.59/94,591.28
  6. Step 6: Final answer
    x = 57,637.37

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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.