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Finding the Fourth Proportional to 178,049.70, 267,074.55 and 174,161.70

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Solution

The fourth proportional to 178,049.70, 267,074.55 and 174,161.70 is: 261,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,049.70 : 267,074.55 = 174,161.70 : x
  2. Step 2: Convert to fraction form
    178,049.70/267,074.55 = 174,161.70/x
  3. Step 3: Cross multiply
    178,049.70x = 267,074.55 × 174,161.70
  4. Step 4: Simplify right side
    178,049.70x = 46,514,157,654.74
  5. Step 5: Solve for x
    x = 46,514,157,654.74/178,049.70
  6. Step 6: Final answer
    x = 261,242.55

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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.