Home / 79,869.24-119,788.20-26,552.88

Finding the Fourth Proportional to 79,869.24, 119,788.20 and 26,552.88

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Solution

The fourth proportional to 79,869.24, 119,788.20 and 26,552.88 is: 39,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,869.24 : 119,788.20 = 26,552.88 : x
  2. Step 2: Convert to fraction form
    79,869.24/119,788.20 = 26,552.88/x
  3. Step 3: Cross multiply
    79,869.24x = 119,788.20 × 26,552.88
  4. Step 4: Simplify right side
    79,869.24x = 3,180,721,700.02
  5. Step 5: Solve for x
    x = 3,180,721,700.02/79,869.24
  6. Step 6: Final answer
    x = 39,824.11

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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.