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Finding the Fourth Proportional to 223,476.38, 335,224.91 and 73,729.76

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Solution

The fourth proportional to 223,476.38, 335,224.91 and 73,729.76 is: 110,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,476.38 : 335,224.91 = 73,729.76 : x
  2. Step 2: Convert to fraction form
    223,476.38/335,224.91 = 73,729.76/x
  3. Step 3: Cross multiply
    223,476.38x = 335,224.91 × 73,729.76
  4. Step 4: Simplify right side
    223,476.38x = 24,716,050,115.55
  5. Step 5: Solve for x
    x = 24,716,050,115.55/223,476.38
  6. Step 6: Final answer
    x = 110,598.04

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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.