Home / 223,139.55-307,889.25-132,523.92

Finding the Fourth Proportional to 223,139.55, 307,889.25 and 132,523.92

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Solution

The fourth proportional to 223,139.55, 307,889.25 and 132,523.92 is: 182,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,139.55 : 307,889.25 = 132,523.92 : x
  2. Step 2: Convert to fraction form
    223,139.55/307,889.25 = 132,523.92/x
  3. Step 3: Cross multiply
    223,139.55x = 307,889.25 × 132,523.92
  4. Step 4: Simplify right side
    223,139.55x = 40,802,690,335.86
  5. Step 5: Solve for x
    x = 40,802,690,335.86/223,139.55
  6. Step 6: Final answer
    x = 182,857.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.