Home / 187,863.14-281,837.90-61,507.46

Finding the Fourth Proportional to 187,863.14, 281,837.90 and 61,507.46

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Solution

The fourth proportional to 187,863.14, 281,837.90 and 61,507.46 is: 92,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,863.14 : 281,837.90 = 61,507.46 : x
  2. Step 2: Convert to fraction form
    187,863.14/281,837.90 = 61,507.46/x
  3. Step 3: Cross multiply
    187,863.14x = 281,837.90 × 61,507.46
  4. Step 4: Simplify right side
    187,863.14x = 17,335,133,360.73
  5. Step 5: Solve for x
    x = 17,335,133,360.73/187,863.14
  6. Step 6: Final answer
    x = 92,275.33

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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.