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Finding the Fourth Proportional to 80,307.57, 110,825.31 and 44,009.04

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Solution

The fourth proportional to 80,307.57, 110,825.31 and 44,009.04 is: 60,732.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,307.57 : 110,825.31 = 44,009.04 : x
  2. Step 2: Convert to fraction form
    80,307.57/110,825.31 = 44,009.04/x
  3. Step 3: Cross multiply
    80,307.57x = 110,825.31 × 44,009.04
  4. Step 4: Simplify right side
    80,307.57x = 4,877,315,500.80
  5. Step 5: Solve for x
    x = 4,877,315,500.80/80,307.57
  6. Step 6: Final answer
    x = 60,732.95

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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.