Home / 165,139.92-227,962.68-111,497.52

Finding the Fourth Proportional to 165,139.92, 227,962.68 and 111,497.52

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Solution

The fourth proportional to 165,139.92, 227,962.68 and 111,497.52 is: 153,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,139.92 : 227,962.68 = 111,497.52 : x
  2. Step 2: Convert to fraction form
    165,139.92/227,962.68 = 111,497.52/x
  3. Step 3: Cross multiply
    165,139.92x = 227,962.68 × 111,497.52
  4. Step 4: Simplify right side
    165,139.92x = 25,417,273,472.55
  5. Step 5: Solve for x
    x = 25,417,273,472.55/165,139.92
  6. Step 6: Final answer
    x = 153,913.56

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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.