Home / 80,118.25-110,577.05-48,287.17

Finding the Fourth Proportional to 80,118.25, 110,577.05 and 48,287.17

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Solution

The fourth proportional to 80,118.25, 110,577.05 and 48,287.17 is: 66,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,118.25 : 110,577.05 = 48,287.17 : x
  2. Step 2: Convert to fraction form
    80,118.25/110,577.05 = 48,287.17/x
  3. Step 3: Cross multiply
    80,118.25x = 110,577.05 × 48,287.17
  4. Step 4: Simplify right side
    80,118.25x = 5,339,452,570.01
  5. Step 5: Solve for x
    x = 5,339,452,570.01/80,118.25
  6. Step 6: Final answer
    x = 66,644.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.