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Finding the Fourth Proportional to 80,653.88, 111,301.78 and 44,843.58

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Solution

The fourth proportional to 80,653.88, 111,301.78 and 44,843.58 is: 61,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,653.88 : 111,301.78 = 44,843.58 : x
  2. Step 2: Convert to fraction form
    80,653.88/111,301.78 = 44,843.58/x
  3. Step 3: Cross multiply
    80,653.88x = 111,301.78 × 44,843.58
  4. Step 4: Simplify right side
    80,653.88x = 4,991,170,275.57
  5. Step 5: Solve for x
    x = 4,991,170,275.57/80,653.88
  6. Step 6: Final answer
    x = 61,883.82

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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.