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Finding the Fourth Proportional to 110,349.49, 152,269.92 and 65,024.53

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Solution

The fourth proportional to 110,349.49, 152,269.92 and 65,024.53 is: 89,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,349.49 : 152,269.92 = 65,024.53 : x
  2. Step 2: Convert to fraction form
    110,349.49/152,269.92 = 65,024.53/x
  3. Step 3: Cross multiply
    110,349.49x = 152,269.92 × 65,024.53
  4. Step 4: Simplify right side
    110,349.49x = 9,901,279,981.14
  5. Step 5: Solve for x
    x = 9,901,279,981.14/110,349.49
  6. Step 6: Final answer
    x = 89,726.56

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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.