Home / 187,932.05-281,837.88-61,538.03

Finding the Fourth Proportional to 187,932.05, 281,837.88 and 61,538.03

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Solution

The fourth proportional to 187,932.05, 281,837.88 and 61,538.03 is: 92,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,932.05 : 281,837.88 = 61,538.03 : x
  2. Step 2: Convert to fraction form
    187,932.05/281,837.88 = 61,538.03/x
  3. Step 3: Cross multiply
    187,932.05x = 281,837.88 × 61,538.03
  4. Step 4: Simplify right side
    187,932.05x = 17,343,747,562.28
  5. Step 5: Solve for x
    x = 17,343,747,562.28/187,932.05
  6. Step 6: Final answer
    x = 92,287.33

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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.