Home / 54,750.29-82,136.38-23,160.21

Finding the Fourth Proportional to 54,750.29, 82,136.38 and 23,160.21

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Solution

The fourth proportional to 54,750.29, 82,136.38 and 23,160.21 is: 34,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.29 : 82,136.38 = 23,160.21 : x
  2. Step 2: Convert to fraction form
    54,750.29/82,136.38 = 23,160.21/x
  3. Step 3: Cross multiply
    54,750.29x = 82,136.38 × 23,160.21
  4. Step 4: Simplify right side
    54,750.29x = 1,902,295,751.54
  5. Step 5: Solve for x
    x = 1,902,295,751.54/54,750.29
  6. Step 6: Final answer
    x = 34,744.95

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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.