Home / 54,284.61-74,912.79-33,063.90

Finding the Fourth Proportional to 54,284.61, 74,912.79 and 33,063.90

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Solution

The fourth proportional to 54,284.61, 74,912.79 and 33,063.90 is: 45,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.61 : 74,912.79 = 33,063.90 : x
  2. Step 2: Convert to fraction form
    54,284.61/74,912.79 = 33,063.90/x
  3. Step 3: Cross multiply
    54,284.61x = 74,912.79 × 33,063.90
  4. Step 4: Simplify right side
    54,284.61x = 2,476,908,997.28
  5. Step 5: Solve for x
    x = 2,476,908,997.28/54,284.61
  6. Step 6: Final answer
    x = 45,628.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.