Home / 74,116.38-111,179.52-26,079.27

Finding the Fourth Proportional to 74,116.38, 111,179.52 and 26,079.27

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Solution

The fourth proportional to 74,116.38, 111,179.52 and 26,079.27 is: 39,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,116.38 : 111,179.52 = 26,079.27 : x
  2. Step 2: Convert to fraction form
    74,116.38/111,179.52 = 26,079.27/x
  3. Step 3: Cross multiply
    74,116.38x = 111,179.52 × 26,079.27
  4. Step 4: Simplify right side
    74,116.38x = 2,899,480,413.65
  5. Step 5: Solve for x
    x = 2,899,480,413.65/74,116.38
  6. Step 6: Final answer
    x = 39,120.64

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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.