Home / 220,714.24-304,564.56-123,895.92

Finding the Fourth Proportional to 220,714.24, 304,564.56 and 123,895.92

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Solution

The fourth proportional to 220,714.24, 304,564.56 and 123,895.92 is: 170,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,714.24 : 304,564.56 = 123,895.92 : x
  2. Step 2: Convert to fraction form
    220,714.24/304,564.56 = 123,895.92/x
  3. Step 3: Cross multiply
    220,714.24x = 304,564.56 × 123,895.92
  4. Step 4: Simplify right side
    220,714.24x = 37,734,306,360.60
  5. Step 5: Solve for x
    x = 37,734,306,360.60/220,714.24
  6. Step 6: Final answer
    x = 170,964.53

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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.