Home / 94,937.38-142,352.76-31,724.20

Finding the Fourth Proportional to 94,937.38, 142,352.76 and 31,724.20

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Solution

The fourth proportional to 94,937.38, 142,352.76 and 31,724.20 is: 47,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,937.38 : 142,352.76 = 31,724.20 : x
  2. Step 2: Convert to fraction form
    94,937.38/142,352.76 = 31,724.20/x
  3. Step 3: Cross multiply
    94,937.38x = 142,352.76 × 31,724.20
  4. Step 4: Simplify right side
    94,937.38x = 4,516,027,428.79
  5. Step 5: Solve for x
    x = 4,516,027,428.79/94,937.38
  6. Step 6: Final answer
    x = 47,568.49

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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.