Home / 175,515.70-263,273.55-172,891.30

Finding the Fourth Proportional to 175,515.70, 263,273.55 and 172,891.30

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Solution

The fourth proportional to 175,515.70, 263,273.55 and 172,891.30 is: 259,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,515.70 : 263,273.55 = 172,891.30 : x
  2. Step 2: Convert to fraction form
    175,515.70/263,273.55 = 172,891.30/x
  3. Step 3: Cross multiply
    175,515.70x = 263,273.55 × 172,891.30
  4. Step 4: Simplify right side
    175,515.70x = 45,517,706,315.12
  5. Step 5: Solve for x
    x = 45,517,706,315.12/175,515.70
  6. Step 6: Final answer
    x = 259,336.95

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1.5x scale

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.