Home / 79,498.20-119,268.82-26,200.28

Finding the Fourth Proportional to 79,498.20, 119,268.82 and 26,200.28

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Solution

The fourth proportional to 79,498.20, 119,268.82 and 26,200.28 is: 39,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,498.20 : 119,268.82 = 26,200.28 : x
  2. Step 2: Convert to fraction form
    79,498.20/119,268.82 = 26,200.28/x
  3. Step 3: Cross multiply
    79,498.20x = 119,268.82 × 26,200.28
  4. Step 4: Simplify right side
    79,498.20x = 3,124,876,479.27
  5. Step 5: Solve for x
    x = 3,124,876,479.27/79,498.20
  6. Step 6: Final answer
    x = 39,307.51

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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.