Home / 187,723.21-281,525.92-61,334.66

Finding the Fourth Proportional to 187,723.21, 281,525.92 and 61,334.66

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Solution

The fourth proportional to 187,723.21, 281,525.92 and 61,334.66 is: 91,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,723.21 : 281,525.92 = 61,334.66 : x
  2. Step 2: Convert to fraction form
    187,723.21/281,525.92 = 61,334.66/x
  3. Step 3: Cross multiply
    187,723.21x = 281,525.92 × 61,334.66
  4. Step 4: Simplify right side
    187,723.21x = 17,267,296,584.39
  5. Step 5: Solve for x
    x = 17,267,296,584.39/187,723.21
  6. Step 6: Final answer
    x = 91,982.75

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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.