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Finding the Fourth Proportional to 178,452.94, 267,666.88 and 83,703.90

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Solution

The fourth proportional to 178,452.94, 267,666.88 and 83,703.90 is: 125,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,452.94 : 267,666.88 = 83,703.90 : x
  2. Step 2: Convert to fraction form
    178,452.94/267,666.88 = 83,703.90/x
  3. Step 3: Cross multiply
    178,452.94x = 267,666.88 × 83,703.90
  4. Step 4: Simplify right side
    178,452.94x = 22,404,761,547.57
  5. Step 5: Solve for x
    x = 22,404,761,547.57/178,452.94
  6. Step 6: Final answer
    x = 125,549.97

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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.