Home / 80,699.20-111,356.28-44,883.46

Finding the Fourth Proportional to 80,699.20, 111,356.28 and 44,883.46

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Solution

The fourth proportional to 80,699.20, 111,356.28 and 44,883.46 is: 61,934.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,699.20 : 111,356.28 = 44,883.46 : x
  2. Step 2: Convert to fraction form
    80,699.20/111,356.28 = 44,883.46/x
  3. Step 3: Cross multiply
    80,699.20x = 111,356.28 × 44,883.46
  4. Step 4: Simplify right side
    80,699.20x = 4,998,055,139.13
  5. Step 5: Solve for x
    x = 4,998,055,139.13/80,699.20
  6. Step 6: Final answer
    x = 61,934.38

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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.