Home / 83,883.07-125,909.96-36,519.33

Finding the Fourth Proportional to 83,883.07, 125,909.96 and 36,519.33

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Solution

The fourth proportional to 83,883.07, 125,909.96 and 36,519.33 is: 54,816.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,883.07 : 125,909.96 = 36,519.33 : x
  2. Step 2: Convert to fraction form
    83,883.07/125,909.96 = 36,519.33/x
  3. Step 3: Cross multiply
    83,883.07x = 125,909.96 × 36,519.33
  4. Step 4: Simplify right side
    83,883.07x = 4,598,147,379.53
  5. Step 5: Solve for x
    x = 4,598,147,379.53/83,883.07
  6. Step 6: Final answer
    x = 54,816.16

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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.