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Finding the Fourth Proportional to 60,234.49, 89,715.47 and 57,073.06

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Solution

The fourth proportional to 60,234.49, 89,715.47 and 57,073.06 is: 85,006.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,234.49 : 89,715.47 = 57,073.06 : x
  2. Step 2: Convert to fraction form
    60,234.49/89,715.47 = 57,073.06/x
  3. Step 3: Cross multiply
    60,234.49x = 89,715.47 × 57,073.06
  4. Step 4: Simplify right side
    60,234.49x = 5,120,336,402.24
  5. Step 5: Solve for x
    x = 5,120,336,402.24/60,234.49
  6. Step 6: Final answer
    x = 85,006.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.