Home / 49,722.27-68,581.80-32,721.09

Finding the Fourth Proportional to 49,722.27, 68,581.80 and 32,721.09

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Solution

The fourth proportional to 49,722.27, 68,581.80 and 32,721.09 is: 45,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,722.27 : 68,581.80 = 32,721.09 : x
  2. Step 2: Convert to fraction form
    49,722.27/68,581.80 = 32,721.09/x
  3. Step 3: Cross multiply
    49,722.27x = 68,581.80 × 32,721.09
  4. Step 4: Simplify right side
    49,722.27x = 2,244,071,250.16
  5. Step 5: Solve for x
    x = 2,244,071,250.16/49,722.27
  6. Step 6: Final answer
    x = 45,132.12

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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.