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Finding the Fourth Proportional to 178,034.49, 267,051.02 and 72,853.41

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Solution

The fourth proportional to 178,034.49, 267,051.02 and 72,853.41 is: 109,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,034.49 : 267,051.02 = 72,853.41 : x
  2. Step 2: Convert to fraction form
    178,034.49/267,051.02 = 72,853.41/x
  3. Step 3: Cross multiply
    178,034.49x = 267,051.02 × 72,853.41
  4. Step 4: Simplify right side
    178,034.49x = 19,455,577,086.71
  5. Step 5: Solve for x
    x = 19,455,577,086.71/178,034.49
  6. Step 6: Final answer
    x = 109,279.82

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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.