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Finding the Fourth Proportional to 125,010.69, 187,535.52 and 41,885.25

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Solution

The fourth proportional to 125,010.69, 187,535.52 and 41,885.25 is: 62,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,010.69 : 187,535.52 = 41,885.25 : x
  2. Step 2: Convert to fraction form
    125,010.69/187,535.52 = 41,885.25/x
  3. Step 3: Cross multiply
    125,010.69x = 187,535.52 × 41,885.25
  4. Step 4: Simplify right side
    125,010.69x = 7,854,972,139.08
  5. Step 5: Solve for x
    x = 7,854,972,139.08/125,010.69
  6. Step 6: Final answer
    x = 62,834.40

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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.