Home / 252,688.96-378,761.10-134,241.04

Finding the Fourth Proportional to 252,688.96, 378,761.10 and 134,241.04

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Solution

The fourth proportional to 252,688.96, 378,761.10 and 134,241.04 is: 201,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,688.96 : 378,761.10 = 134,241.04 : x
  2. Step 2: Convert to fraction form
    252,688.96/378,761.10 = 134,241.04/x
  3. Step 3: Cross multiply
    252,688.96x = 378,761.10 × 134,241.04
  4. Step 4: Simplify right side
    252,688.96x = 50,845,283,975.54
  5. Step 5: Solve for x
    x = 50,845,283,975.54/252,688.96
  6. Step 6: Final answer
    x = 201,216.88

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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.