Home / 130,180.80-194,839.20-94,540.80

Finding the Fourth Proportional to 130,180.80, 194,839.20 and 94,540.80

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Solution

The fourth proportional to 130,180.80, 194,839.20 and 94,540.80 is: 141,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,180.80 : 194,839.20 = 94,540.80 : x
  2. Step 2: Convert to fraction form
    130,180.80/194,839.20 = 94,540.80/x
  3. Step 3: Cross multiply
    130,180.80x = 194,839.20 × 94,540.80
  4. Step 4: Simplify right side
    130,180.80x = 18,420,253,839.36
  5. Step 5: Solve for x
    x = 18,420,253,839.36/130,180.80
  6. Step 6: Final answer
    x = 141,497.47

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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.