Home / 187,935.64-281,897.97-69,604.36

Finding the Fourth Proportional to 187,935.64, 281,897.97 and 69,604.36

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Solution

The fourth proportional to 187,935.64, 281,897.97 and 69,604.36 is: 104,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,935.64 : 281,897.97 = 69,604.36 : x
  2. Step 2: Convert to fraction form
    187,935.64/281,897.97 = 69,604.36/x
  3. Step 3: Cross multiply
    187,935.64x = 281,897.97 × 69,604.36
  4. Step 4: Simplify right side
    187,935.64x = 19,621,327,787.15
  5. Step 5: Solve for x
    x = 19,621,327,787.15/187,935.64
  6. Step 6: Final answer
    x = 104,404.51

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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.