Home / 101,221.76-151,839.94-38,892.26

Finding the Fourth Proportional to 101,221.76, 151,839.94 and 38,892.26

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Solution

The fourth proportional to 101,221.76, 151,839.94 and 38,892.26 is: 58,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,221.76 : 151,839.94 = 38,892.26 : x
  2. Step 2: Convert to fraction form
    101,221.76/151,839.94 = 38,892.26/x
  3. Step 3: Cross multiply
    101,221.76x = 151,839.94 × 38,892.26
  4. Step 4: Simplify right side
    101,221.76x = 5,905,398,424.86
  5. Step 5: Solve for x
    x = 5,905,398,424.86/101,221.76
  6. Step 6: Final answer
    x = 58,341.19

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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.