Home / 79,098.30-118,578.57-32,321.34

Finding the Fourth Proportional to 79,098.30, 118,578.57 and 32,321.34

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Solution

The fourth proportional to 79,098.30, 118,578.57 and 32,321.34 is: 48,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,098.30 : 118,578.57 = 32,321.34 : x
  2. Step 2: Convert to fraction form
    79,098.30/118,578.57 = 32,321.34/x
  3. Step 3: Cross multiply
    79,098.30x = 118,578.57 × 32,321.34
  4. Step 4: Simplify right side
    79,098.30x = 3,832,618,277.68
  5. Step 5: Solve for x
    x = 3,832,618,277.68/79,098.30
  6. Step 6: Final answer
    x = 48,453.86

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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.