Home / 82,815.06-124,118.46-44,862.87

Finding the Fourth Proportional to 82,815.06, 124,118.46 and 44,862.87

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Solution

The fourth proportional to 82,815.06, 124,118.46 and 44,862.87 is: 67,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,815.06 : 124,118.46 = 44,862.87 : x
  2. Step 2: Convert to fraction form
    82,815.06/124,118.46 = 44,862.87/x
  3. Step 3: Cross multiply
    82,815.06x = 124,118.46 × 44,862.87
  4. Step 4: Simplify right side
    82,815.06x = 5,568,310,335.58
  5. Step 5: Solve for x
    x = 5,568,310,335.58/82,815.06
  6. Step 6: Final answer
    x = 67,237.90

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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.