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Finding the Fourth Proportional to 267,683.96, 401,507.16 and 125,560.40

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Solution

The fourth proportional to 267,683.96, 401,507.16 and 125,560.40 is: 188,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,683.96 : 401,507.16 = 125,560.40 : x
  2. Step 2: Convert to fraction form
    267,683.96/401,507.16 = 125,560.40/x
  3. Step 3: Cross multiply
    267,683.96x = 401,507.16 × 125,560.40
  4. Step 4: Simplify right side
    267,683.96x = 50,413,399,612.46
  5. Step 5: Solve for x
    x = 50,413,399,612.46/267,683.96
  6. Step 6: Final answer
    x = 188,331.79

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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.