Home / 54,282.97-81,549.60-52,040.98

Finding the Fourth Proportional to 54,282.97, 81,549.60 and 52,040.98

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Solution

The fourth proportional to 54,282.97, 81,549.60 and 52,040.98 is: 78,181.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.97 : 81,549.60 = 52,040.98 : x
  2. Step 2: Convert to fraction form
    54,282.97/81,549.60 = 52,040.98/x
  3. Step 3: Cross multiply
    54,282.97x = 81,549.60 × 52,040.98
  4. Step 4: Simplify right side
    54,282.97x = 4,243,921,102.61
  5. Step 5: Solve for x
    x = 4,243,921,102.61/54,282.97
  6. Step 6: Final answer
    x = 78,181.45

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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.