Home / 144,227.92-199,033.68-80,565.52

Finding the Fourth Proportional to 144,227.92, 199,033.68 and 80,565.52

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Solution

The fourth proportional to 144,227.92, 199,033.68 and 80,565.52 is: 111,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,227.92 : 199,033.68 = 80,565.52 : x
  2. Step 2: Convert to fraction form
    144,227.92/199,033.68 = 80,565.52/x
  3. Step 3: Cross multiply
    144,227.92x = 199,033.68 × 80,565.52
  4. Step 4: Simplify right side
    144,227.92x = 16,035,251,926.71
  5. Step 5: Solve for x
    x = 16,035,251,926.71/144,227.92
  6. Step 6: Final answer
    x = 111,179.94

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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.