Home / 135,067.17-202,609.39-51,961.17

Finding the Fourth Proportional to 135,067.17, 202,609.39 and 51,961.17

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Solution

The fourth proportional to 135,067.17, 202,609.39 and 51,961.17 is: 77,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,067.17 : 202,609.39 = 51,961.17 : x
  2. Step 2: Convert to fraction form
    135,067.17/202,609.39 = 51,961.17/x
  3. Step 3: Cross multiply
    135,067.17x = 202,609.39 × 51,961.17
  4. Step 4: Simplify right side
    135,067.17x = 10,527,820,957.39
  5. Step 5: Solve for x
    x = 10,527,820,957.39/135,067.17
  6. Step 6: Final answer
    x = 77,945.08

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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.