Home / 187,651.38-281,476.98-47,409.96

Finding the Fourth Proportional to 187,651.38, 281,476.98 and 47,409.96

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Solution

The fourth proportional to 187,651.38, 281,476.98 and 47,409.96 is: 71,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,651.38 : 281,476.98 = 47,409.96 : x
  2. Step 2: Convert to fraction form
    187,651.38/281,476.98 = 47,409.96/x
  3. Step 3: Cross multiply
    187,651.38x = 281,476.98 × 47,409.96
  4. Step 4: Simplify right side
    187,651.38x = 13,344,812,362.72
  5. Step 5: Solve for x
    x = 13,344,812,362.72/187,651.38
  6. Step 6: Final answer
    x = 71,114.92

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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.