Home / 187,699.31-281,576.42-54,562.26

Finding the Fourth Proportional to 187,699.31, 281,576.42 and 54,562.26

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Solution

The fourth proportional to 187,699.31, 281,576.42 and 54,562.26 is: 81,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,699.31 : 281,576.42 = 54,562.26 : x
  2. Step 2: Convert to fraction form
    187,699.31/281,576.42 = 54,562.26/x
  3. Step 3: Cross multiply
    187,699.31x = 281,576.42 × 54,562.26
  4. Step 4: Simplify right side
    187,699.31x = 15,363,445,837.91
  5. Step 5: Solve for x
    x = 15,363,445,837.91/187,699.31
  6. Step 6: Final answer
    x = 81,851.37

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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.