Home / 115,289.38-172,942.98-44,246.04

Finding the Fourth Proportional to 115,289.38, 172,942.98 and 44,246.04

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Solution

The fourth proportional to 115,289.38, 172,942.98 and 44,246.04 is: 66,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,289.38 : 172,942.98 = 44,246.04 : x
  2. Step 2: Convert to fraction form
    115,289.38/172,942.98 = 44,246.04/x
  3. Step 3: Cross multiply
    115,289.38x = 172,942.98 × 44,246.04
  4. Step 4: Simplify right side
    115,289.38x = 7,652,042,010.80
  5. Step 5: Solve for x
    x = 7,652,042,010.80/115,289.38
  6. Step 6: Final answer
    x = 66,372.48

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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.