Home / 54,282.33-81,424.56-35,680.95

Finding the Fourth Proportional to 54,282.33, 81,424.56 and 35,680.95

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Solution

The fourth proportional to 54,282.33, 81,424.56 and 35,680.95 is: 53,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.33 : 81,424.56 = 35,680.95 : x
  2. Step 2: Convert to fraction form
    54,282.33/81,424.56 = 35,680.95/x
  3. Step 3: Cross multiply
    54,282.33x = 81,424.56 × 35,680.95
  4. Step 4: Simplify right side
    54,282.33x = 2,905,305,654.13
  5. Step 5: Solve for x
    x = 2,905,305,654.13/54,282.33
  6. Step 6: Final answer
    x = 53,522.13

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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.