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Finding the Fourth Proportional to 80,444.39, 120,673.68 and 29,844.00

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Solution

The fourth proportional to 80,444.39, 120,673.68 and 29,844.00 is: 44,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,444.39 : 120,673.68 = 29,844.00 : x
  2. Step 2: Convert to fraction form
    80,444.39/120,673.68 = 29,844.00/x
  3. Step 3: Cross multiply
    80,444.39x = 120,673.68 × 29,844.00
  4. Step 4: Simplify right side
    80,444.39x = 3,601,385,532.99
  5. Step 5: Solve for x
    x = 3,601,385,532.99/80,444.39
  6. Step 6: Final answer
    x = 44,768.63

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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.