Home / 187,771.25-281,657.07-47,529.87

Finding the Fourth Proportional to 187,771.25, 281,657.07 and 47,529.87

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Solution

The fourth proportional to 187,771.25, 281,657.07 and 47,529.87 is: 71,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,771.25 : 281,657.07 = 47,529.87 : x
  2. Step 2: Convert to fraction form
    187,771.25/281,657.07 = 47,529.87/x
  3. Step 3: Cross multiply
    187,771.25x = 281,657.07 × 47,529.87
  4. Step 4: Simplify right side
    187,771.25x = 13,387,123,921.68
  5. Step 5: Solve for x
    x = 13,387,123,921.68/187,771.25
  6. Step 6: Final answer
    x = 71,294.86

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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.