Home / 187,334.35-258,525.18-102,456.87

Finding the Fourth Proportional to 187,334.35, 258,525.18 and 102,456.87

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Solution

The fourth proportional to 187,334.35, 258,525.18 and 102,456.87 is: 141,392.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,334.35 : 258,525.18 = 102,456.87 : x
  2. Step 2: Convert to fraction form
    187,334.35/258,525.18 = 102,456.87/x
  3. Step 3: Cross multiply
    187,334.35x = 258,525.18 × 102,456.87
  4. Step 4: Simplify right side
    187,334.35x = 26,487,680,758.99
  5. Step 5: Solve for x
    x = 26,487,680,758.99/187,334.35
  6. Step 6: Final answer
    x = 141,392.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.