Home / 79,600.71-119,375.64-26,282.76

Finding the Fourth Proportional to 79,600.71, 119,375.64 and 26,282.76

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Solution

The fourth proportional to 79,600.71, 119,375.64 and 26,282.76 is: 39,415.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,600.71 : 119,375.64 = 26,282.76 : x
  2. Step 2: Convert to fraction form
    79,600.71/119,375.64 = 26,282.76/x
  3. Step 3: Cross multiply
    79,600.71x = 119,375.64 × 26,282.76
  4. Step 4: Simplify right side
    79,600.71x = 3,137,521,295.97
  5. Step 5: Solve for x
    x = 3,137,521,295.97/79,600.71
  6. Step 6: Final answer
    x = 39,415.75

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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.