Home / 272,942.89-409,414.34-106,614.25

Finding the Fourth Proportional to 272,942.89, 409,414.34 and 106,614.25

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Solution

The fourth proportional to 272,942.89, 409,414.34 and 106,614.25 is: 159,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,942.89 : 409,414.34 = 106,614.25 : x
  2. Step 2: Convert to fraction form
    272,942.89/409,414.34 = 106,614.25/x
  3. Step 3: Cross multiply
    272,942.89x = 409,414.34 × 106,614.25
  4. Step 4: Simplify right side
    272,942.89x = 43,649,402,265.27
  5. Step 5: Solve for x
    x = 43,649,402,265.27/272,942.89
  6. Step 6: Final answer
    x = 159,921.38

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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.