Home / 79,100.28-118,694.16-32,385.96

Finding the Fourth Proportional to 79,100.28, 118,694.16 and 32,385.96

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Solution

The fourth proportional to 79,100.28, 118,694.16 and 32,385.96 is: 48,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,100.28 : 118,694.16 = 32,385.96 : x
  2. Step 2: Convert to fraction form
    79,100.28/118,694.16 = 32,385.96/x
  3. Step 3: Cross multiply
    79,100.28x = 118,694.16 × 32,385.96
  4. Step 4: Simplify right side
    79,100.28x = 3,844,024,317.99
  5. Step 5: Solve for x
    x = 3,844,024,317.99/79,100.28
  6. Step 6: Final answer
    x = 48,596.85

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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.