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Finding the Fourth Proportional to 79,759.72, 110,062.02 and 46,227.88

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Solution

The fourth proportional to 79,759.72, 110,062.02 and 46,227.88 is: 63,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,759.72 : 110,062.02 = 46,227.88 : x
  2. Step 2: Convert to fraction form
    79,759.72/110,062.02 = 46,227.88/x
  3. Step 3: Cross multiply
    79,759.72x = 110,062.02 × 46,227.88
  4. Step 4: Simplify right side
    79,759.72x = 5,087,933,853.12
  5. Step 5: Solve for x
    x = 5,087,933,853.12/79,759.72
  6. Step 6: Final answer
    x = 63,790.77

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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.