Home / 170,142.66-254,933.17-98,865.22

Finding the Fourth Proportional to 170,142.66, 254,933.17 and 98,865.22

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Solution

The fourth proportional to 170,142.66, 254,933.17 and 98,865.22 is: 148,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,142.66 : 254,933.17 = 98,865.22 : x
  2. Step 2: Convert to fraction form
    170,142.66/254,933.17 = 98,865.22/x
  3. Step 3: Cross multiply
    170,142.66x = 254,933.17 × 98,865.22
  4. Step 4: Simplify right side
    170,142.66x = 25,204,023,052.85
  5. Step 5: Solve for x
    x = 25,204,023,052.85/170,142.66
  6. Step 6: Final answer
    x = 148,134.65

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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.