Home / 187,741.43-281,629.41-61,382.34

Finding the Fourth Proportional to 187,741.43, 281,629.41 and 61,382.34

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Solution

The fourth proportional to 187,741.43, 281,629.41 and 61,382.34 is: 92,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,741.43 : 281,629.41 = 61,382.34 : x
  2. Step 2: Convert to fraction form
    187,741.43/281,629.41 = 61,382.34/x
  3. Step 3: Cross multiply
    187,741.43x = 281,629.41 × 61,382.34
  4. Step 4: Simplify right side
    187,741.43x = 17,287,071,968.44
  5. Step 5: Solve for x
    x = 17,287,071,968.44/187,741.43
  6. Step 6: Final answer
    x = 92,079.15

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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.