Home / 187,716.43-281,575.59-47,475.19

Finding the Fourth Proportional to 187,716.43, 281,575.59 and 47,475.19

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Solution

The fourth proportional to 187,716.43, 281,575.59 and 47,475.19 is: 71,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,716.43 : 281,575.59 = 47,475.19 : x
  2. Step 2: Convert to fraction form
    187,716.43/281,575.59 = 47,475.19/x
  3. Step 3: Cross multiply
    187,716.43x = 281,575.59 × 47,475.19
  4. Step 4: Simplify right side
    187,716.43x = 13,367,854,634.61
  5. Step 5: Solve for x
    x = 13,367,854,634.61/187,716.43
  6. Step 6: Final answer
    x = 71,213.02

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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.