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Finding the Fourth Proportional to 125,294.72, 187,932.26 and 35,333.82

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Solution

The fourth proportional to 125,294.72, 187,932.26 and 35,333.82 is: 52,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,294.72 : 187,932.26 = 35,333.82 : x
  2. Step 2: Convert to fraction form
    125,294.72/187,932.26 = 35,333.82/x
  3. Step 3: Cross multiply
    125,294.72x = 187,932.26 × 35,333.82
  4. Step 4: Simplify right side
    125,294.72x = 6,640,364,647.03
  5. Step 5: Solve for x
    x = 6,640,364,647.03/125,294.72
  6. Step 6: Final answer
    x = 52,997.96

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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.