Home / 83,103.22-124,585.44-38,707.12

Finding the Fourth Proportional to 83,103.22, 124,585.44 and 38,707.12

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Solution

The fourth proportional to 83,103.22, 124,585.44 and 38,707.12 is: 58,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,103.22 : 124,585.44 = 38,707.12 : x
  2. Step 2: Convert to fraction form
    83,103.22/124,585.44 = 38,707.12/x
  3. Step 3: Cross multiply
    83,103.22x = 124,585.44 × 38,707.12
  4. Step 4: Simplify right side
    83,103.22x = 4,822,343,576.33
  5. Step 5: Solve for x
    x = 4,822,343,576.33/83,103.22
  6. Step 6: Final answer
    x = 58,028.36

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1.5x scale

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.