Home / 113,992.45-170,997.51-38,091.25

Finding the Fourth Proportional to 113,992.45, 170,997.51 and 38,091.25

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Solution

The fourth proportional to 113,992.45, 170,997.51 and 38,091.25 is: 57,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,992.45 : 170,997.51 = 38,091.25 : x
  2. Step 2: Convert to fraction form
    113,992.45/170,997.51 = 38,091.25/x
  3. Step 3: Cross multiply
    113,992.45x = 170,997.51 × 38,091.25
  4. Step 4: Simplify right side
    113,992.45x = 6,513,508,712.33
  5. Step 5: Solve for x
    x = 6,513,508,712.33/113,992.45
  6. Step 6: Final answer
    x = 57,139.83

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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.