Home / 187,366.30-281,046.75-47,123.98

Finding the Fourth Proportional to 187,366.30, 281,046.75 and 47,123.98

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Solution

The fourth proportional to 187,366.30, 281,046.75 and 47,123.98 is: 70,685.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,366.30 : 281,046.75 = 47,123.98 : x
  2. Step 2: Convert to fraction form
    187,366.30/281,046.75 = 47,123.98/x
  3. Step 3: Cross multiply
    187,366.30x = 281,046.75 × 47,123.98
  4. Step 4: Simplify right side
    187,366.30x = 13,244,041,426.07
  5. Step 5: Solve for x
    x = 13,244,041,426.07/187,366.30
  6. Step 6: Final answer
    x = 70,685.29

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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.