Home / 83,559.90-125,418.15-44,145.30

Finding the Fourth Proportional to 83,559.90, 125,418.15 and 44,145.30

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Solution

The fourth proportional to 83,559.90, 125,418.15 and 44,145.30 is: 66,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,559.90 : 125,418.15 = 44,145.30 : x
  2. Step 2: Convert to fraction form
    83,559.90/125,418.15 = 44,145.30/x
  3. Step 3: Cross multiply
    83,559.90x = 125,418.15 × 44,145.30
  4. Step 4: Simplify right side
    83,559.90x = 5,536,621,857.20
  5. Step 5: Solve for x
    x = 5,536,621,857.20/83,559.90
  6. Step 6: Final answer
    x = 66,259.32

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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.