Home / 138,793.30-208,062.38-50,025.08

Finding the Fourth Proportional to 138,793.30, 208,062.38 and 50,025.08

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Solution

The fourth proportional to 138,793.30, 208,062.38 and 50,025.08 is: 74,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,793.30 : 208,062.38 = 50,025.08 : x
  2. Step 2: Convert to fraction form
    138,793.30/208,062.38 = 50,025.08/x
  3. Step 3: Cross multiply
    138,793.30x = 208,062.38 × 50,025.08
  4. Step 4: Simplify right side
    138,793.30x = 10,408,337,204.49
  5. Step 5: Solve for x
    x = 10,408,337,204.49/138,793.30
  6. Step 6: Final answer
    x = 74,991.64

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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.