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Finding the Fourth Proportional to 125,798.46, 188,657.76 and 41,542.92

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Solution

The fourth proportional to 125,798.46, 188,657.76 and 41,542.92 is: 62,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,798.46 : 188,657.76 = 41,542.92 : x
  2. Step 2: Convert to fraction form
    125,798.46/188,657.76 = 41,542.92/x
  3. Step 3: Cross multiply
    125,798.46x = 188,657.76 × 41,542.92
  4. Step 4: Simplify right side
    125,798.46x = 7,837,394,231.06
  5. Step 5: Solve for x
    x = 7,837,394,231.06/125,798.46
  6. Step 6: Final answer
    x = 62,301.19

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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.