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Finding the Fourth Proportional to 57,304.44, 85,955.28 and 33,761.30

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Solution

The fourth proportional to 57,304.44, 85,955.28 and 33,761.30 is: 50,641.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,304.44 : 85,955.28 = 33,761.30 : x
  2. Step 2: Convert to fraction form
    57,304.44/85,955.28 = 33,761.30/x
  3. Step 3: Cross multiply
    57,304.44x = 85,955.28 × 33,761.30
  4. Step 4: Simplify right side
    57,304.44x = 2,901,961,994.66
  5. Step 5: Solve for x
    x = 2,901,961,994.66/57,304.44
  6. Step 6: Final answer
    x = 50,641.14

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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.