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Finding the Fourth Proportional to 80,304.20, 110,815.16 and 44,492.08

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Solution

The fourth proportional to 80,304.20, 110,815.16 and 44,492.08 is: 61,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,304.20 : 110,815.16 = 44,492.08 : x
  2. Step 2: Convert to fraction form
    80,304.20/110,815.16 = 44,492.08/x
  3. Step 3: Cross multiply
    80,304.20x = 110,815.16 × 44,492.08
  4. Step 4: Simplify right side
    80,304.20x = 4,930,396,963.93
  5. Step 5: Solve for x
    x = 4,930,396,963.93/80,304.20
  6. Step 6: Final answer
    x = 61,396.50

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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.