Home / 74,174.90-111,229.08-44,203.28

Finding the Fourth Proportional to 74,174.90, 111,229.08 and 44,203.28

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Solution

The fourth proportional to 74,174.90, 111,229.08 and 44,203.28 is: 66,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,174.90 : 111,229.08 = 44,203.28 : x
  2. Step 2: Convert to fraction form
    74,174.90/111,229.08 = 44,203.28/x
  3. Step 3: Cross multiply
    74,174.90x = 111,229.08 × 44,203.28
  4. Step 4: Simplify right side
    74,174.90x = 4,916,690,167.38
  5. Step 5: Solve for x
    x = 4,916,690,167.38/74,174.90
  6. Step 6: Final answer
    x = 66,285.09

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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.