Home / 130,766.22-196,225.01-54,857.97

Finding the Fourth Proportional to 130,766.22, 196,225.01 and 54,857.97

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Solution

The fourth proportional to 130,766.22, 196,225.01 and 54,857.97 is: 82,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,766.22 : 196,225.01 = 54,857.97 : x
  2. Step 2: Convert to fraction form
    130,766.22/196,225.01 = 54,857.97/x
  3. Step 3: Cross multiply
    130,766.22x = 196,225.01 × 54,857.97
  4. Step 4: Simplify right side
    130,766.22x = 10,764,505,437.54
  5. Step 5: Solve for x
    x = 10,764,505,437.54/130,766.22
  6. Step 6: Final answer
    x = 82,318.70

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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.