Home / 217,750.91-326,320.05-173,179.85

Finding the Fourth Proportional to 217,750.91, 326,320.05 and 173,179.85

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Solution

The fourth proportional to 217,750.91, 326,320.05 and 173,179.85 is: 259,526.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,750.91 : 326,320.05 = 173,179.85 : x
  2. Step 2: Convert to fraction form
    217,750.91/326,320.05 = 173,179.85/x
  3. Step 3: Cross multiply
    217,750.91x = 326,320.05 × 173,179.85
  4. Step 4: Simplify right side
    217,750.91x = 56,512,057,310.99
  5. Step 5: Solve for x
    x = 56,512,057,310.99/217,750.91
  6. Step 6: Final answer
    x = 259,526.16

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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.