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Finding the Fourth Proportional to 234,470.54, 351,633.96 and 84,692.36

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Solution

The fourth proportional to 234,470.54, 351,633.96 and 84,692.36 is: 127,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,470.54 : 351,633.96 = 84,692.36 : x
  2. Step 2: Convert to fraction form
    234,470.54/351,633.96 = 84,692.36/x
  3. Step 3: Cross multiply
    234,470.54x = 351,633.96 × 84,692.36
  4. Step 4: Simplify right side
    234,470.54x = 29,780,708,170.38
  5. Step 5: Solve for x
    x = 29,780,708,170.38/234,470.54
  6. Step 6: Final answer
    x = 127,012.58

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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.