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Finding the Fourth Proportional to 80,612.01, 111,244.10 and 44,805.33

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Solution

The fourth proportional to 80,612.01, 111,244.10 and 44,805.33 is: 61,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,612.01 : 111,244.10 = 44,805.33 : x
  2. Step 2: Convert to fraction form
    80,612.01/111,244.10 = 44,805.33/x
  3. Step 3: Cross multiply
    80,612.01x = 111,244.10 × 44,805.33
  4. Step 4: Simplify right side
    80,612.01x = 4,984,328,387.03
  5. Step 5: Solve for x
    x = 4,984,328,387.03/80,612.01
  6. Step 6: Final answer
    x = 61,831.09

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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.