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Finding the Fourth Proportional to 125,363.85, 188,051.85 and 41,116.56

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Solution

The fourth proportional to 125,363.85, 188,051.85 and 41,116.56 is: 61,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,363.85 : 188,051.85 = 41,116.56 : x
  2. Step 2: Convert to fraction form
    125,363.85/188,051.85 = 41,116.56/x
  3. Step 3: Cross multiply
    125,363.85x = 188,051.85 × 41,116.56
  4. Step 4: Simplify right side
    125,363.85x = 7,732,044,743.95
  5. Step 5: Solve for x
    x = 7,732,044,743.95/125,363.85
  6. Step 6: Final answer
    x = 61,676.83

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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.