Home / 80,187.17-110,661.75-44,377.18

Finding the Fourth Proportional to 80,187.17, 110,661.75 and 44,377.18

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Solution

The fourth proportional to 80,187.17, 110,661.75 and 44,377.18 is: 61,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,187.17 : 110,661.75 = 44,377.18 : x
  2. Step 2: Convert to fraction form
    80,187.17/110,661.75 = 44,377.18/x
  3. Step 3: Cross multiply
    80,187.17x = 110,661.75 × 44,377.18
  4. Step 4: Simplify right side
    80,187.17x = 4,910,856,122.21
  5. Step 5: Solve for x
    x = 4,910,856,122.21/80,187.17
  6. Step 6: Final answer
    x = 61,242.42

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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.