Home / 170,743.40-255,531.90-149,748.20

Finding the Fourth Proportional to 170,743.40, 255,531.90 and 149,748.20

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Solution

The fourth proportional to 170,743.40, 255,531.90 and 149,748.20 is: 224,110.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,743.40 : 255,531.90 = 149,748.20 : x
  2. Step 2: Convert to fraction form
    170,743.40/255,531.90 = 149,748.20/x
  3. Step 3: Cross multiply
    170,743.40x = 255,531.90 × 149,748.20
  4. Step 4: Simplify right side
    170,743.40x = 38,265,442,067.58
  5. Step 5: Solve for x
    x = 38,265,442,067.58/170,743.40
  6. Step 6: Final answer
    x = 224,110.81

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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.