Home / 220,556.16-330,775.92-95,868

Finding the Fourth Proportional to 220,556.16, 330,775.92 and 95,868

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Solution

The fourth proportional to 220,556.16, 330,775.92 and 95,868 is: 143,776.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,556.16 : 330,775.92 = 95,868 : x
  2. Step 2: Convert to fraction form
    220,556.16/330,775.92 = 95,868/x
  3. Step 3: Cross multiply
    220,556.16x = 330,775.92 × 95,868
  4. Step 4: Simplify right side
    220,556.16x = 31,710,825,898.56
  5. Step 5: Solve for x
    x = 31,710,825,898.56/220,556.16
  6. Step 6: Final answer
    x = 143,776.65

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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.