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Finding the Fourth Proportional to 73,419.20, 101,324.80 and 41,593.76

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Solution

The fourth proportional to 73,419.20, 101,324.80 and 41,593.76 is: 57,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,419.20 : 101,324.80 = 41,593.76 : x
  2. Step 2: Convert to fraction form
    73,419.20/101,324.80 = 41,593.76/x
  3. Step 3: Cross multiply
    73,419.20x = 101,324.80 × 41,593.76
  4. Step 4: Simplify right side
    73,419.20x = 4,214,479,413.25
  5. Step 5: Solve for x
    x = 4,214,479,413.25/73,419.20
  6. Step 6: Final answer
    x = 57,402.96

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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.