Home / 268,422.86-402,338.97-110,565.20

Finding the Fourth Proportional to 268,422.86, 402,338.97 and 110,565.20

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Solution

The fourth proportional to 268,422.86, 402,338.97 and 110,565.20 is: 165,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,422.86 : 402,338.97 = 110,565.20 : x
  2. Step 2: Convert to fraction form
    268,422.86/402,338.97 = 110,565.20/x
  3. Step 3: Cross multiply
    268,422.86x = 402,338.97 × 110,565.20
  4. Step 4: Simplify right side
    268,422.86x = 44,484,689,691.69
  5. Step 5: Solve for x
    x = 44,484,689,691.69/268,422.86
  6. Step 6: Final answer
    x = 165,726.16

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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.