Home / 130,078.43-195,117.66-36,584.18

Finding the Fourth Proportional to 130,078.43, 195,117.66 and 36,584.18

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Solution

The fourth proportional to 130,078.43, 195,117.66 and 36,584.18 is: 54,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,078.43 : 195,117.66 = 36,584.18 : x
  2. Step 2: Convert to fraction form
    130,078.43/195,117.66 = 36,584.18/x
  3. Step 3: Cross multiply
    130,078.43x = 195,117.66 × 36,584.18
  4. Step 4: Simplify right side
    130,078.43x = 7,138,218,619.03
  5. Step 5: Solve for x
    x = 7,138,218,619.03/130,078.43
  6. Step 6: Final answer
    x = 54,876.27

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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.