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Finding the Fourth Proportional to 178,391.73, 267,062.72 and 119,080.29

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Solution

The fourth proportional to 178,391.73, 267,062.72 and 119,080.29 is: 178,270.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,391.73 : 267,062.72 = 119,080.29 : x
  2. Step 2: Convert to fraction form
    178,391.73/267,062.72 = 119,080.29/x
  3. Step 3: Cross multiply
    178,391.73x = 267,062.72 × 119,080.29
  4. Step 4: Simplify right side
    178,391.73x = 31,801,906,551.87
  5. Step 5: Solve for x
    x = 31,801,906,551.87/178,391.73
  6. Step 6: Final answer
    x = 178,270.07

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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.