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Finding the Fourth Proportional to 178,381.60, 267,611.70 and 60,049

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Solution

The fourth proportional to 178,381.60, 267,611.70 and 60,049 is: 90,086.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,381.60 : 267,611.70 = 60,049 : x
  2. Step 2: Convert to fraction form
    178,381.60/267,611.70 = 60,049/x
  3. Step 3: Cross multiply
    178,381.60x = 267,611.70 × 60,049
  4. Step 4: Simplify right side
    178,381.60x = 16,069,814,973.30
  5. Step 5: Solve for x
    x = 16,069,814,973.30/178,381.60
  6. Step 6: Final answer
    x = 90,086.73

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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.