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Finding the Fourth Proportional to 80,252.89, 120,350.94 and 23,314.95

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Solution

The fourth proportional to 80,252.89, 120,350.94 and 23,314.95 is: 34,964.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,252.89 : 120,350.94 = 23,314.95 : x
  2. Step 2: Convert to fraction form
    80,252.89/120,350.94 = 23,314.95/x
  3. Step 3: Cross multiply
    80,252.89x = 120,350.94 × 23,314.95
  4. Step 4: Simplify right side
    80,252.89x = 2,805,975,722.63
  5. Step 5: Solve for x
    x = 2,805,975,722.63/80,252.89
  6. Step 6: Final answer
    x = 34,964.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.