Home / 83,695.38-125,547.39-21,366.42

Finding the Fourth Proportional to 83,695.38, 125,547.39 and 21,366.42

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Solution

The fourth proportional to 83,695.38, 125,547.39 and 21,366.42 is: 32,050.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,695.38 : 125,547.39 = 21,366.42 : x
  2. Step 2: Convert to fraction form
    83,695.38/125,547.39 = 21,366.42/x
  3. Step 3: Cross multiply
    83,695.38x = 125,547.39 × 21,366.42
  4. Step 4: Simplify right side
    83,695.38x = 2,682,498,264.64
  5. Step 5: Solve for x
    x = 2,682,498,264.64/83,695.38
  6. Step 6: Final answer
    x = 32,050.73

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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.