Home / 130,049.76-195,081.38-41,310.20

Finding the Fourth Proportional to 130,049.76, 195,081.38 and 41,310.20

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Solution

The fourth proportional to 130,049.76, 195,081.38 and 41,310.20 is: 61,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,049.76 : 195,081.38 = 41,310.20 : x
  2. Step 2: Convert to fraction form
    130,049.76/195,081.38 = 41,310.20/x
  3. Step 3: Cross multiply
    130,049.76x = 195,081.38 × 41,310.20
  4. Step 4: Simplify right side
    130,049.76x = 8,058,850,824.08
  5. Step 5: Solve for x
    x = 8,058,850,824.08/130,049.76
  6. Step 6: Final answer
    x = 61,967.44

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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.