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Finding the Fourth Proportional to 178,442.53, 267,679.53 and 50,359.96

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Solution

The fourth proportional to 178,442.53, 267,679.53 and 50,359.96 is: 75,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,442.53 : 267,679.53 = 50,359.96 : x
  2. Step 2: Convert to fraction form
    178,442.53/267,679.53 = 50,359.96/x
  3. Step 3: Cross multiply
    178,442.53x = 267,679.53 × 50,359.96
  4. Step 4: Simplify right side
    178,442.53x = 13,480,330,423.62
  5. Step 5: Solve for x
    x = 13,480,330,423.62/178,442.53
  6. Step 6: Final answer
    x = 75,544.38

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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.