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Finding the Fourth Proportional to 130,348.80, 195,523.20 and 41,608.80

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Solution

The fourth proportional to 130,348.80, 195,523.20 and 41,608.80 is: 62,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,348.80 : 195,523.20 = 41,608.80 : x
  2. Step 2: Convert to fraction form
    130,348.80/195,523.20 = 41,608.80/x
  3. Step 3: Cross multiply
    130,348.80x = 195,523.20 × 41,608.80
  4. Step 4: Simplify right side
    130,348.80x = 8,135,485,724.16
  5. Step 5: Solve for x
    x = 8,135,485,724.16/130,348.80
  6. Step 6: Final answer
    x = 62,413.20

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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.