Home / 130,593.60-195,882.18-77,963.46

Finding the Fourth Proportional to 130,593.60, 195,882.18 and 77,963.46

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Solution

The fourth proportional to 130,593.60, 195,882.18 and 77,963.46 is: 116,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,593.60 : 195,882.18 = 77,963.46 : x
  2. Step 2: Convert to fraction form
    130,593.60/195,882.18 = 77,963.46/x
  3. Step 3: Cross multiply
    130,593.60x = 195,882.18 × 77,963.46
  4. Step 4: Simplify right side
    130,593.60x = 15,271,652,505.14
  5. Step 5: Solve for x
    x = 15,271,652,505.14/130,593.60
  6. Step 6: Final answer
    x = 116,940.28

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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.