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Finding the Fourth Proportional to 178,601.79, 267,902.68 and 53,942.79

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Solution

The fourth proportional to 178,601.79, 267,902.68 and 53,942.79 is: 80,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,601.79 : 267,902.68 = 53,942.79 : x
  2. Step 2: Convert to fraction form
    178,601.79/267,902.68 = 53,942.79/x
  3. Step 3: Cross multiply
    178,601.79x = 267,902.68 × 53,942.79
  4. Step 4: Simplify right side
    178,601.79x = 14,451,418,007.68
  5. Step 5: Solve for x
    x = 14,451,418,007.68/178,601.79
  6. Step 6: Final answer
    x = 80,914.18

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1.5x scale

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.