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Finding the Fourth Proportional to 80,397.77, 110,955.74 and 44,599.31

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Solution

The fourth proportional to 80,397.77, 110,955.74 and 44,599.31 is: 61,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,397.77 : 110,955.74 = 44,599.31 : x
  2. Step 2: Convert to fraction form
    80,397.77/110,955.74 = 44,599.31/x
  3. Step 3: Cross multiply
    80,397.77x = 110,955.74 × 44,599.31
  4. Step 4: Simplify right side
    80,397.77x = 4,948,549,498.93
  5. Step 5: Solve for x
    x = 4,948,549,498.93/80,397.77
  6. Step 6: Final answer
    x = 61,550.83

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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.