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Finding the Fourth Proportional to 173,033.70, 259,550.55 and 154,371.30

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Solution

The fourth proportional to 173,033.70, 259,550.55 and 154,371.30 is: 231,556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,033.70 : 259,550.55 = 154,371.30 : x
  2. Step 2: Convert to fraction form
    173,033.70/259,550.55 = 154,371.30/x
  3. Step 3: Cross multiply
    173,033.70x = 259,550.55 × 154,371.30
  4. Step 4: Simplify right side
    173,033.70x = 40,067,155,819.22
  5. Step 5: Solve for x
    x = 40,067,155,819.22/173,033.70
  6. Step 6: Final answer
    x = 231,556.95

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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.