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Finding the Fourth Proportional to 295,876.68, 443,630.10 and 125,010.56

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Solution

The fourth proportional to 295,876.68, 443,630.10 and 125,010.56 is: 187,437.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,876.68 : 443,630.10 = 125,010.56 : x
  2. Step 2: Convert to fraction form
    295,876.68/443,630.10 = 125,010.56/x
  3. Step 3: Cross multiply
    295,876.68x = 443,630.10 × 125,010.56
  4. Step 4: Simplify right side
    295,876.68x = 55,458,447,233.86
  5. Step 5: Solve for x
    x = 55,458,447,233.86/295,876.68
  6. Step 6: Final answer
    x = 187,437.71

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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.