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Finding the Fourth Proportional to 151,375.96, 226,657.87 and 84,625.98

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Solution

The fourth proportional to 151,375.96, 226,657.87 and 84,625.98 is: 126,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,375.96 : 226,657.87 = 84,625.98 : x
  2. Step 2: Convert to fraction form
    151,375.96/226,657.87 = 84,625.98/x
  3. Step 3: Cross multiply
    151,375.96x = 226,657.87 × 84,625.98
  4. Step 4: Simplify right side
    151,375.96x = 19,181,143,950.33
  5. Step 5: Solve for x
    x = 19,181,143,950.33/151,375.96
  6. Step 6: Final answer
    x = 126,711.96

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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.