Home / 110,352.20-152,265.69-67,321.76

Finding the Fourth Proportional to 110,352.20, 152,265.69 and 67,321.76

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Solution

The fourth proportional to 110,352.20, 152,265.69 and 67,321.76 is: 92,891.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,352.20 : 152,265.69 = 67,321.76 : x
  2. Step 2: Convert to fraction form
    110,352.20/152,265.69 = 67,321.76/x
  3. Step 3: Cross multiply
    110,352.20x = 152,265.69 × 67,321.76
  4. Step 4: Simplify right side
    110,352.20x = 10,250,793,477.09
  5. Step 5: Solve for x
    x = 10,250,793,477.09/110,352.20
  6. Step 6: Final answer
    x = 92,891.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.