Home / 187,697.84-281,546.78-47,456.46

Finding the Fourth Proportional to 187,697.84, 281,546.78 and 47,456.46

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Solution

The fourth proportional to 187,697.84, 281,546.78 and 47,456.46 is: 71,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,697.84 : 281,546.78 = 47,456.46 : x
  2. Step 2: Convert to fraction form
    187,697.84/281,546.78 = 47,456.46/x
  3. Step 3: Cross multiply
    187,697.84x = 281,546.78 × 47,456.46
  4. Step 4: Simplify right side
    187,697.84x = 13,361,213,265.92
  5. Step 5: Solve for x
    x = 13,361,213,265.92/187,697.84
  6. Step 6: Final answer
    x = 71,184.70

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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.