Home / 267,905.68-401,747.65-113,966.39

Finding the Fourth Proportional to 267,905.68, 401,747.65 and 113,966.39

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Solution

The fourth proportional to 267,905.68, 401,747.65 and 113,966.39 is: 170,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,905.68 : 401,747.65 = 113,966.39 : x
  2. Step 2: Convert to fraction form
    267,905.68/401,747.65 = 113,966.39/x
  3. Step 3: Cross multiply
    267,905.68x = 401,747.65 × 113,966.39
  4. Step 4: Simplify right side
    267,905.68x = 45,785,730,080.94
  5. Step 5: Solve for x
    x = 45,785,730,080.94/267,905.68
  6. Step 6: Final answer
    x = 170,902.43

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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.