Home / 131,743.87-197,593.29-47,487.26

Finding the Fourth Proportional to 131,743.87, 197,593.29 and 47,487.26

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Solution

The fourth proportional to 131,743.87, 197,593.29 and 47,487.26 is: 71,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,743.87 : 197,593.29 = 47,487.26 : x
  2. Step 2: Convert to fraction form
    131,743.87/197,593.29 = 47,487.26/x
  3. Step 3: Cross multiply
    131,743.87x = 197,593.29 × 47,487.26
  4. Step 4: Simplify right side
    131,743.87x = 9,383,164,430.47
  5. Step 5: Solve for x
    x = 9,383,164,430.47/131,743.87
  6. Step 6: Final answer
    x = 71,222.78

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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.