Home / 165,742.80-248,614.20-148,246.80

Finding the Fourth Proportional to 165,742.80, 248,614.20 and 148,246.80

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Solution

The fourth proportional to 165,742.80, 248,614.20 and 148,246.80 is: 222,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,742.80 : 248,614.20 = 148,246.80 : x
  2. Step 2: Convert to fraction form
    165,742.80/248,614.20 = 148,246.80/x
  3. Step 3: Cross multiply
    165,742.80x = 248,614.20 × 148,246.80
  4. Step 4: Simplify right side
    165,742.80x = 36,856,259,584.56
  5. Step 5: Solve for x
    x = 36,856,259,584.56/165,742.80
  6. Step 6: Final answer
    x = 222,370.20

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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.