Home / 109,862.28-151,592.01-63,932.21

Finding the Fourth Proportional to 109,862.28, 151,592.01 and 63,932.21

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Solution

The fourth proportional to 109,862.28, 151,592.01 and 63,932.21 is: 88,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,862.28 : 151,592.01 = 63,932.21 : x
  2. Step 2: Convert to fraction form
    109,862.28/151,592.01 = 63,932.21/x
  3. Step 3: Cross multiply
    109,862.28x = 151,592.01 × 63,932.21
  4. Step 4: Simplify right side
    109,862.28x = 9,691,612,596.62
  5. Step 5: Solve for x
    x = 9,691,612,596.62/109,862.28
  6. Step 6: Final answer
    x = 88,216.02

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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.