Home / 206,964.24-310,448.28-82,337.04

Finding the Fourth Proportional to 206,964.24, 310,448.28 and 82,337.04

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Solution

The fourth proportional to 206,964.24, 310,448.28 and 82,337.04 is: 123,506.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,964.24 : 310,448.28 = 82,337.04 : x
  2. Step 2: Convert to fraction form
    206,964.24/310,448.28 = 82,337.04/x
  3. Step 3: Cross multiply
    206,964.24x = 310,448.28 × 82,337.04
  4. Step 4: Simplify right side
    206,964.24x = 25,561,392,448.29
  5. Step 5: Solve for x
    x = 25,561,392,448.29/206,964.24
  6. Step 6: Final answer
    x = 123,506.32

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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.