Home / 131,751.54-197,632.77-38,257.29

Finding the Fourth Proportional to 131,751.54, 197,632.77 and 38,257.29

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Solution

The fourth proportional to 131,751.54, 197,632.77 and 38,257.29 is: 57,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,751.54 : 197,632.77 = 38,257.29 : x
  2. Step 2: Convert to fraction form
    131,751.54/197,632.77 = 38,257.29/x
  3. Step 3: Cross multiply
    131,751.54x = 197,632.77 × 38,257.29
  4. Step 4: Simplify right side
    131,751.54x = 7,560,894,195.39
  5. Step 5: Solve for x
    x = 7,560,894,195.39/131,751.54
  6. Step 6: Final answer
    x = 57,387.52

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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.