Home / 253,204.20-379,568.70-95,538.60

Finding the Fourth Proportional to 253,204.20, 379,568.70 and 95,538.60

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Solution

The fourth proportional to 253,204.20, 379,568.70 and 95,538.60 is: 143,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,204.20 : 379,568.70 = 95,538.60 : x
  2. Step 2: Convert to fraction form
    253,204.20/379,568.70 = 95,538.60/x
  3. Step 3: Cross multiply
    253,204.20x = 379,568.70 × 95,538.60
  4. Step 4: Simplify right side
    253,204.20x = 36,263,462,201.82
  5. Step 5: Solve for x
    x = 36,263,462,201.82/253,204.20
  6. Step 6: Final answer
    x = 143,218.25

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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.