Home / 234,974.55-352,563.30-85,236.06

Finding the Fourth Proportional to 234,974.55, 352,563.30 and 85,236.06

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Solution

The fourth proportional to 234,974.55, 352,563.30 and 85,236.06 is: 127,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,974.55 : 352,563.30 = 85,236.06 : x
  2. Step 2: Convert to fraction form
    234,974.55/352,563.30 = 85,236.06/x
  3. Step 3: Cross multiply
    234,974.55x = 352,563.30 × 85,236.06
  4. Step 4: Simplify right side
    234,974.55x = 30,051,106,592.60
  5. Step 5: Solve for x
    x = 30,051,106,592.60/234,974.55
  6. Step 6: Final answer
    x = 127,890.90

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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.