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Finding the Fourth Proportional to 80,662.79, 120,994.14 and 24,502.68

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Solution

The fourth proportional to 80,662.79, 120,994.14 and 24,502.68 is: 36,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662.79 : 120,994.14 = 24,502.68 : x
  2. Step 2: Convert to fraction form
    80,662.79/120,994.14 = 24,502.68/x
  3. Step 3: Cross multiply
    80,662.79x = 120,994.14 × 24,502.68
  4. Step 4: Simplify right side
    80,662.79x = 2,964,680,411.43
  5. Step 5: Solve for x
    x = 2,964,680,411.43/80,662.79
  6. Step 6: Final answer
    x = 36,754.00

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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.