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Finding the Fourth Proportional to 335,591.73, 503,371.17 and 125,213.25

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Solution

The fourth proportional to 335,591.73, 503,371.17 and 125,213.25 is: 187,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,591.73 : 503,371.17 = 125,213.25 : x
  2. Step 2: Convert to fraction form
    335,591.73/503,371.17 = 125,213.25/x
  3. Step 3: Cross multiply
    335,591.73x = 503,371.17 × 125,213.25
  4. Step 4: Simplify right side
    335,591.73x = 63,028,740,152.00
  5. Step 5: Solve for x
    x = 63,028,740,152.00/335,591.73
  6. Step 6: Final answer
    x = 187,813.75

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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.