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Finding the Fourth Proportional to 92,060.52, 127,049.70 and 69,359.46

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Solution

The fourth proportional to 92,060.52, 127,049.70 and 69,359.46 is: 95,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,060.52 : 127,049.70 = 69,359.46 : x
  2. Step 2: Convert to fraction form
    92,060.52/127,049.70 = 69,359.46/x
  3. Step 3: Cross multiply
    92,060.52x = 127,049.70 × 69,359.46
  4. Step 4: Simplify right side
    92,060.52x = 8,812,098,585.16
  5. Step 5: Solve for x
    x = 8,812,098,585.16/92,060.52
  6. Step 6: Final answer
    x = 95,720.71

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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.