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Finding the Fourth Proportional to 226,499.32, 339,749.02 and 66,575.24

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Solution

The fourth proportional to 226,499.32, 339,749.02 and 66,575.24 is: 99,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,499.32 : 339,749.02 = 66,575.24 : x
  2. Step 2: Convert to fraction form
    226,499.32/339,749.02 = 66,575.24/x
  3. Step 3: Cross multiply
    226,499.32x = 339,749.02 × 66,575.24
  4. Step 4: Simplify right side
    226,499.32x = 22,618,872,546.26
  5. Step 5: Solve for x
    x = 22,618,872,546.26/226,499.32
  6. Step 6: Final answer
    x = 99,862.87

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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.