Home / 55,448.38-83,147.96-34,387.57

Finding the Fourth Proportional to 55,448.38, 83,147.96 and 34,387.57

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Solution

The fourth proportional to 55,448.38, 83,147.96 and 34,387.57 is: 51,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,448.38 : 83,147.96 = 34,387.57 : x
  2. Step 2: Convert to fraction form
    55,448.38/83,147.96 = 34,387.57/x
  3. Step 3: Cross multiply
    55,448.38x = 83,147.96 × 34,387.57
  4. Step 4: Simplify right side
    55,448.38x = 2,859,256,172.96
  5. Step 5: Solve for x
    x = 2,859,256,172.96/55,448.38
  6. Step 6: Final answer
    x = 51,566.09

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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.