Home / 131,609.48-197,426.70-36,839.61

Finding the Fourth Proportional to 131,609.48, 197,426.70 and 36,839.61

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Solution

The fourth proportional to 131,609.48, 197,426.70 and 36,839.61 is: 55,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,609.48 : 197,426.70 = 36,839.61 : x
  2. Step 2: Convert to fraction form
    131,609.48/197,426.70 = 36,839.61/x
  3. Step 3: Cross multiply
    131,609.48x = 197,426.70 × 36,839.61
  4. Step 4: Simplify right side
    131,609.48x = 7,273,122,631.59
  5. Step 5: Solve for x
    x = 7,273,122,631.59/131,609.48
  6. Step 6: Final answer
    x = 55,262.91

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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.