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Finding the Fourth Proportional to 73,092.48, 109,666.76 and 25,712.49

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Solution

The fourth proportional to 73,092.48, 109,666.76 and 25,712.49 is: 38,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,092.48 : 109,666.76 = 25,712.49 : x
  2. Step 2: Convert to fraction form
    73,092.48/109,666.76 = 25,712.49/x
  3. Step 3: Cross multiply
    73,092.48x = 109,666.76 × 25,712.49
  4. Step 4: Simplify right side
    73,092.48x = 2,819,805,280.28
  5. Step 5: Solve for x
    x = 2,819,805,280.28/73,092.48
  6. Step 6: Final answer
    x = 38,578.60

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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.