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Finding the Fourth Proportional to 178,801.69, 267,953.15 and 134,376.43

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Solution

The fourth proportional to 178,801.69, 267,953.15 and 134,376.43 is: 201,377.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,801.69 : 267,953.15 = 134,376.43 : x
  2. Step 2: Convert to fraction form
    178,801.69/267,953.15 = 134,376.43/x
  3. Step 3: Cross multiply
    178,801.69x = 267,953.15 × 134,376.43
  4. Step 4: Simplify right side
    178,801.69x = 36,006,585,692.61
  5. Step 5: Solve for x
    x = 36,006,585,692.61/178,801.69
  6. Step 6: Final answer
    x = 201,377.22

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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.