Home / 187,688.97-281,548.96-54,569.03

Finding the Fourth Proportional to 187,688.97, 281,548.96 and 54,569.03

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Solution

The fourth proportional to 187,688.97, 281,548.96 and 54,569.03 is: 81,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,688.97 : 281,548.96 = 54,569.03 : x
  2. Step 2: Convert to fraction form
    187,688.97/281,548.96 = 54,569.03/x
  3. Step 3: Cross multiply
    187,688.97x = 281,548.96 × 54,569.03
  4. Step 4: Simplify right side
    187,688.97x = 15,363,852,100.54
  5. Step 5: Solve for x
    x = 15,363,852,100.54/187,688.97
  6. Step 6: Final answer
    x = 81,858.04

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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.