Home / 82,920.48-124,357.92-22,934.70

Finding the Fourth Proportional to 82,920.48, 124,357.92 and 22,934.70

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Solution

The fourth proportional to 82,920.48, 124,357.92 and 22,934.70 is: 34,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,920.48 : 124,357.92 = 22,934.70 : x
  2. Step 2: Convert to fraction form
    82,920.48/124,357.92 = 22,934.70/x
  3. Step 3: Cross multiply
    82,920.48x = 124,357.92 × 22,934.70
  4. Step 4: Simplify right side
    82,920.48x = 2,852,111,587.82
  5. Step 5: Solve for x
    x = 2,852,111,587.82/82,920.48
  6. Step 6: Final answer
    x = 34,395.74

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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.