Home / 83,635.26-125,448.48-61,169.10

Finding the Fourth Proportional to 83,635.26, 125,448.48 and 61,169.10

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Solution

The fourth proportional to 83,635.26, 125,448.48 and 61,169.10 is: 91,750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,635.26 : 125,448.48 = 61,169.10 : x
  2. Step 2: Convert to fraction form
    83,635.26/125,448.48 = 61,169.10/x
  3. Step 3: Cross multiply
    83,635.26x = 125,448.48 × 61,169.10
  4. Step 4: Simplify right side
    83,635.26x = 7,673,570,617.97
  5. Step 5: Solve for x
    x = 7,673,570,617.97/83,635.26
  6. Step 6: Final answer
    x = 91,750.42

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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.