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Finding the Fourth Proportional to 79,482, 119,277.68 and 32,734.88

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Solution

The fourth proportional to 79,482, 119,277.68 and 32,734.88 is: 49,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,482 : 119,277.68 = 32,734.88 : x
  2. Step 2: Convert to fraction form
    79,482/119,277.68 = 32,734.88/x
  3. Step 3: Cross multiply
    79,482x = 119,277.68 × 32,734.88
  4. Step 4: Simplify right side
    79,482x = 3,904,540,541.48
  5. Step 5: Solve for x
    x = 3,904,540,541.48/79,482
  6. Step 6: Final answer
    x = 49,124.84

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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.