Home / 80,718.03-111,385.35-44,906.70

Finding the Fourth Proportional to 80,718.03, 111,385.35 and 44,906.70

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Solution

The fourth proportional to 80,718.03, 111,385.35 and 44,906.70 is: 61,968.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,718.03 : 111,385.35 = 44,906.70 : x
  2. Step 2: Convert to fraction form
    80,718.03/111,385.35 = 44,906.70/x
  3. Step 3: Cross multiply
    80,718.03x = 111,385.35 × 44,906.70
  4. Step 4: Simplify right side
    80,718.03x = 5,001,948,496.85
  5. Step 5: Solve for x
    x = 5,001,948,496.85/80,718.03
  6. Step 6: Final answer
    x = 61,968.17

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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.