Home / 187,489.41-281,234.12-47,248.03

Finding the Fourth Proportional to 187,489.41, 281,234.12 and 47,248.03

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Solution

The fourth proportional to 187,489.41, 281,234.12 and 47,248.03 is: 70,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,489.41 : 281,234.12 = 47,248.03 : x
  2. Step 2: Convert to fraction form
    187,489.41/281,234.12 = 47,248.03/x
  3. Step 3: Cross multiply
    187,489.41x = 281,234.12 × 47,248.03
  4. Step 4: Simplify right side
    187,489.41x = 13,287,758,254.09
  5. Step 5: Solve for x
    x = 13,287,758,254.09/187,489.41
  6. Step 6: Final answer
    x = 70,872.05

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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.