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Finding the Fourth Proportional to 223,034.40, 334,549.68 and 98,375.52

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Solution

The fourth proportional to 223,034.40, 334,549.68 and 98,375.52 is: 147,562.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,034.40 : 334,549.68 = 98,375.52 : x
  2. Step 2: Convert to fraction form
    223,034.40/334,549.68 = 98,375.52/x
  3. Step 3: Cross multiply
    223,034.40x = 334,549.68 × 98,375.52
  4. Step 4: Simplify right side
    223,034.40x = 32,911,498,735.83
  5. Step 5: Solve for x
    x = 32,911,498,735.83/223,034.40
  6. Step 6: Final answer
    x = 147,562.43

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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.