Home / 83,047.30-124,494.19-33,115.25

Finding the Fourth Proportional to 83,047.30, 124,494.19 and 33,115.25

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Solution

The fourth proportional to 83,047.30, 124,494.19 and 33,115.25 is: 49,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,047.30 : 124,494.19 = 33,115.25 : x
  2. Step 2: Convert to fraction form
    83,047.30/124,494.19 = 33,115.25/x
  3. Step 3: Cross multiply
    83,047.30x = 124,494.19 × 33,115.25
  4. Step 4: Simplify right side
    83,047.30x = 4,122,656,225.40
  5. Step 5: Solve for x
    x = 4,122,656,225.40/83,047.30
  6. Step 6: Final answer
    x = 49,642.27

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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.