Home / 187,581.24-281,398.92-61,190.22

Finding the Fourth Proportional to 187,581.24, 281,398.92 and 61,190.22

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Solution

The fourth proportional to 187,581.24, 281,398.92 and 61,190.22 is: 91,794.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,581.24 : 281,398.92 = 61,190.22 : x
  2. Step 2: Convert to fraction form
    187,581.24/281,398.92 = 61,190.22/x
  3. Step 3: Cross multiply
    187,581.24x = 281,398.92 × 61,190.22
  4. Step 4: Simplify right side
    187,581.24x = 17,218,861,822.56
  5. Step 5: Solve for x
    x = 17,218,861,822.56/187,581.24
  6. Step 6: Final answer
    x = 91,794.16

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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.