Home / 79,654.24-109,918.92-43,847.38

Finding the Fourth Proportional to 79,654.24, 109,918.92 and 43,847.38

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Solution

The fourth proportional to 79,654.24, 109,918.92 and 43,847.38 is: 60,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,654.24 : 109,918.92 = 43,847.38 : x
  2. Step 2: Convert to fraction form
    79,654.24/109,918.92 = 43,847.38/x
  3. Step 3: Cross multiply
    79,654.24x = 109,918.92 × 43,847.38
  4. Step 4: Simplify right side
    79,654.24x = 4,819,656,654.43
  5. Step 5: Solve for x
    x = 4,819,656,654.43/79,654.24
  6. Step 6: Final answer
    x = 60,507.22

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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.