Home / 80,503.20-111,092.27-48,256.04

Finding the Fourth Proportional to 80,503.20, 111,092.27 and 48,256.04

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Solution

The fourth proportional to 80,503.20, 111,092.27 and 48,256.04 is: 66,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,503.20 : 111,092.27 = 48,256.04 : x
  2. Step 2: Convert to fraction form
    80,503.20/111,092.27 = 48,256.04/x
  3. Step 3: Cross multiply
    80,503.20x = 111,092.27 × 48,256.04
  4. Step 4: Simplify right side
    80,503.20x = 5,360,873,061.26
  5. Step 5: Solve for x
    x = 5,360,873,061.26/80,503.20
  6. Step 6: Final answer
    x = 66,592.05

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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.