Home / 80,144.28-110,590.65-44,328.60

Finding the Fourth Proportional to 80,144.28, 110,590.65 and 44,328.60

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Solution

The fourth proportional to 80,144.28, 110,590.65 and 44,328.60 is: 61,168.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,144.28 : 110,590.65 = 44,328.60 : x
  2. Step 2: Convert to fraction form
    80,144.28/110,590.65 = 44,328.60/x
  3. Step 3: Cross multiply
    80,144.28x = 110,590.65 × 44,328.60
  4. Step 4: Simplify right side
    80,144.28x = 4,902,328,687.59
  5. Step 5: Solve for x
    x = 4,902,328,687.59/80,144.28
  6. Step 6: Final answer
    x = 61,168.79

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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.