Home / 187,683.28-281,524.91-47,441.90

Finding the Fourth Proportional to 187,683.28, 281,524.91 and 47,441.90

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Solution

The fourth proportional to 187,683.28, 281,524.91 and 47,441.90 is: 71,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,683.28 : 281,524.91 = 47,441.90 : x
  2. Step 2: Convert to fraction form
    187,683.28/281,524.91 = 47,441.90/x
  3. Step 3: Cross multiply
    187,683.28x = 281,524.91 × 47,441.90
  4. Step 4: Simplify right side
    187,683.28x = 13,356,076,627.73
  5. Step 5: Solve for x
    x = 13,356,076,627.73/187,683.28
  6. Step 6: Final answer
    x = 71,162.85

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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.