Home / 234,964.28-352,334.64-85,175.84

Finding the Fourth Proportional to 234,964.28, 352,334.64 and 85,175.84

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Solution

The fourth proportional to 234,964.28, 352,334.64 and 85,175.84 is: 127,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,964.28 : 352,334.64 = 85,175.84 : x
  2. Step 2: Convert to fraction form
    234,964.28/352,334.64 = 85,175.84/x
  3. Step 3: Cross multiply
    234,964.28x = 352,334.64 × 85,175.84
  4. Step 4: Simplify right side
    234,964.28x = 30,010,398,923.10
  5. Step 5: Solve for x
    x = 30,010,398,923.10/234,964.28
  6. Step 6: Final answer
    x = 127,723.24

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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.