Home / 83,175.22-124,789.47-29,831.26

Finding the Fourth Proportional to 83,175.22, 124,789.47 and 29,831.26

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Solution

The fourth proportional to 83,175.22, 124,789.47 and 29,831.26 is: 44,756.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,175.22 : 124,789.47 = 29,831.26 : x
  2. Step 2: Convert to fraction form
    83,175.22/124,789.47 = 29,831.26/x
  3. Step 3: Cross multiply
    83,175.22x = 124,789.47 × 29,831.26
  4. Step 4: Simplify right side
    83,175.22x = 3,722,627,124.83
  5. Step 5: Solve for x
    x = 3,722,627,124.83/83,175.22
  6. Step 6: Final answer
    x = 44,756.44

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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.