Home / 187,767.82-281,652.27-54,651.34

Finding the Fourth Proportional to 187,767.82, 281,652.27 and 54,651.34

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Solution

The fourth proportional to 187,767.82, 281,652.27 and 54,651.34 is: 81,977.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,767.82 : 281,652.27 = 54,651.34 : x
  2. Step 2: Convert to fraction form
    187,767.82/281,652.27 = 54,651.34/x
  3. Step 3: Cross multiply
    187,767.82x = 281,652.27 × 54,651.34
  4. Step 4: Simplify right side
    187,767.82x = 15,392,673,969.54
  5. Step 5: Solve for x
    x = 15,392,673,969.54/187,767.82
  6. Step 6: Final answer
    x = 81,977.17

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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.