Home / 54,208.28-74,806.23-29,679.04

Finding the Fourth Proportional to 54,208.28, 74,806.23 and 29,679.04

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Solution

The fourth proportional to 54,208.28, 74,806.23 and 29,679.04 is: 40,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208.28 : 74,806.23 = 29,679.04 : x
  2. Step 2: Convert to fraction form
    54,208.28/74,806.23 = 29,679.04/x
  3. Step 3: Cross multiply
    54,208.28x = 74,806.23 × 29,679.04
  4. Step 4: Simplify right side
    54,208.28x = 2,220,176,792.59
  5. Step 5: Solve for x
    x = 2,220,176,792.59/54,208.28
  6. Step 6: Final answer
    x = 40,956.42

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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.