Home / 125,874.57-188,766.89-41,619.18

Finding the Fourth Proportional to 125,874.57, 188,766.89 and 41,619.18

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Solution

The fourth proportional to 125,874.57, 188,766.89 and 41,619.18 is: 62,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,874.57 : 188,766.89 = 41,619.18 : x
  2. Step 2: Convert to fraction form
    125,874.57/188,766.89 = 41,619.18/x
  3. Step 3: Cross multiply
    125,874.57x = 188,766.89 × 41,619.18
  4. Step 4: Simplify right side
    125,874.57x = 7,856,323,828.80
  5. Step 5: Solve for x
    x = 7,856,323,828.80/125,874.57
  6. Step 6: Final answer
    x = 62,413.91

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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.