Home / 187,669.30-281,551.95-132,373.30

Finding the Fourth Proportional to 187,669.30, 281,551.95 and 132,373.30

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Solution

The fourth proportional to 187,669.30, 281,551.95 and 132,373.30 is: 198,593.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,669.30 : 281,551.95 = 132,373.30 : x
  2. Step 2: Convert to fraction form
    187,669.30/281,551.95 = 132,373.30/x
  3. Step 3: Cross multiply
    187,669.30x = 281,551.95 × 132,373.30
  4. Step 4: Simplify right side
    187,669.30x = 37,269,960,742.94
  5. Step 5: Solve for x
    x = 37,269,960,742.94/187,669.30
  6. Step 6: Final answer
    x = 198,593.81

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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.