Home / 130,155.45-195,229.52-41,414.28

Finding the Fourth Proportional to 130,155.45, 195,229.52 and 41,414.28

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Solution

The fourth proportional to 130,155.45, 195,229.52 and 41,414.28 is: 62,120.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,155.45 : 195,229.52 = 41,414.28 : x
  2. Step 2: Convert to fraction form
    130,155.45/195,229.52 = 41,414.28/x
  3. Step 3: Cross multiply
    130,155.45x = 195,229.52 × 41,414.28
  4. Step 4: Simplify right side
    130,155.45x = 8,085,290,005.55
  5. Step 5: Solve for x
    x = 8,085,290,005.55/130,155.45
  6. Step 6: Final answer
    x = 62,120.26

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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.