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Finding the Fourth Proportional to 125,061.13, 187,692.84 and 96,914.44

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Solution

The fourth proportional to 125,061.13, 187,692.84 and 96,914.44 is: 145,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,061.13 : 187,692.84 = 96,914.44 : x
  2. Step 2: Convert to fraction form
    125,061.13/187,692.84 = 96,914.44/x
  3. Step 3: Cross multiply
    125,061.13x = 187,692.84 × 96,914.44
  4. Step 4: Simplify right side
    125,061.13x = 18,190,146,011.38
  5. Step 5: Solve for x
    x = 18,190,146,011.38/125,061.13
  6. Step 6: Final answer
    x = 145,450.04

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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.