Home / 170,466.38-255,761.90-79,325.24

Finding the Fourth Proportional to 170,466.38, 255,761.90 and 79,325.24

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Solution

The fourth proportional to 170,466.38, 255,761.90 and 79,325.24 is: 119,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,466.38 : 255,761.90 = 79,325.24 : x
  2. Step 2: Convert to fraction form
    170,466.38/255,761.90 = 79,325.24/x
  3. Step 3: Cross multiply
    170,466.38x = 255,761.90 × 79,325.24
  4. Step 4: Simplify right side
    170,466.38x = 20,288,374,100.36
  5. Step 5: Solve for x
    x = 20,288,374,100.36/170,466.38
  6. Step 6: Final answer
    x = 119,016.86

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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.