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Finding the Fourth Proportional to 178,550.94, 267,842.13 and 66,232.38

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Solution

The fourth proportional to 178,550.94, 267,842.13 and 66,232.38 is: 99,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,550.94 : 267,842.13 = 66,232.38 : x
  2. Step 2: Convert to fraction form
    178,550.94/267,842.13 = 66,232.38/x
  3. Step 3: Cross multiply
    178,550.94x = 267,842.13 × 66,232.38
  4. Step 4: Simplify right side
    178,550.94x = 17,739,821,734.17
  5. Step 5: Solve for x
    x = 17,739,821,734.17/178,550.94
  6. Step 6: Final answer
    x = 99,354.40

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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.