Home / 234,932.47-352,419.98-66,454.50

Finding the Fourth Proportional to 234,932.47, 352,419.98 and 66,454.50

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Solution

The fourth proportional to 234,932.47, 352,419.98 and 66,454.50 is: 99,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,932.47 : 352,419.98 = 66,454.50 : x
  2. Step 2: Convert to fraction form
    234,932.47/352,419.98 = 66,454.50/x
  3. Step 3: Cross multiply
    234,932.47x = 352,419.98 × 66,454.50
  4. Step 4: Simplify right side
    234,932.47x = 23,419,893,560.91
  5. Step 5: Solve for x
    x = 23,419,893,560.91/234,932.47
  6. Step 6: Final answer
    x = 99,687.77

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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.