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Finding the Fourth Proportional to 73,496.53, 110,209.13 and 43,109.97

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Solution

The fourth proportional to 73,496.53, 110,209.13 and 43,109.97 is: 64,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,496.53 : 110,209.13 = 43,109.97 : x
  2. Step 2: Convert to fraction form
    73,496.53/110,209.13 = 43,109.97/x
  3. Step 3: Cross multiply
    73,496.53x = 110,209.13 × 43,109.97
  4. Step 4: Simplify right side
    73,496.53x = 4,751,112,288.03
  5. Step 5: Solve for x
    x = 4,751,112,288.03/73,496.53
  6. Step 6: Final answer
    x = 64,644.04

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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.