Home / 42,949.44-64,301.28-29,073.60

Finding the Fourth Proportional to 42,949.44, 64,301.28 and 29,073.60

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Solution

The fourth proportional to 42,949.44, 64,301.28 and 29,073.60 is: 43,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,949.44 : 64,301.28 = 29,073.60 : x
  2. Step 2: Convert to fraction form
    42,949.44/64,301.28 = 29,073.60/x
  3. Step 3: Cross multiply
    42,949.44x = 64,301.28 × 29,073.60
  4. Step 4: Simplify right side
    42,949.44x = 1,869,469,694.21
  5. Step 5: Solve for x
    x = 1,869,469,694.21/42,949.44
  6. Step 6: Final answer
    x = 43,527.22

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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.