Home / 187,683.88-281,553.28-54,546.80

Finding the Fourth Proportional to 187,683.88, 281,553.28 and 54,546.80

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Solution

The fourth proportional to 187,683.88, 281,553.28 and 54,546.80 is: 81,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,683.88 : 281,553.28 = 54,546.80 : x
  2. Step 2: Convert to fraction form
    187,683.88/281,553.28 = 54,546.80/x
  3. Step 3: Cross multiply
    187,683.88x = 281,553.28 × 54,546.80
  4. Step 4: Simplify right side
    187,683.88x = 15,357,830,453.50
  5. Step 5: Solve for x
    x = 15,357,830,453.50/187,683.88
  6. Step 6: Final answer
    x = 81,828.18

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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.