Home / 234,170.42-323,163.02-143,508.88

Finding the Fourth Proportional to 234,170.42, 323,163.02 and 143,508.88

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Solution

The fourth proportional to 234,170.42, 323,163.02 and 143,508.88 is: 198,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,170.42 : 323,163.02 = 143,508.88 : x
  2. Step 2: Convert to fraction form
    234,170.42/323,163.02 = 143,508.88/x
  3. Step 3: Cross multiply
    234,170.42x = 323,163.02 × 143,508.88
  4. Step 4: Simplify right side
    234,170.42x = 46,376,763,057.62
  5. Step 5: Solve for x
    x = 46,376,763,057.62/234,170.42
  6. Step 6: Final answer
    x = 198,047.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.