Home / 178,474.79-267,534.78-89,456.60

Finding the Fourth Proportional to 178,474.79, 267,534.78 and 89,456.60

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Solution

The fourth proportional to 178,474.79, 267,534.78 and 89,456.60 is: 134,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,474.79 : 267,534.78 = 89,456.60 : x
  2. Step 2: Convert to fraction form
    178,474.79/267,534.78 = 89,456.60/x
  3. Step 3: Cross multiply
    178,474.79x = 267,534.78 × 89,456.60
  4. Step 4: Simplify right side
    178,474.79x = 23,932,750,462.87
  5. Step 5: Solve for x
    x = 23,932,750,462.87/178,474.79
  6. Step 6: Final answer
    x = 134,095.98

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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.