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Finding the Fourth Proportional to 101,552.10, 152,286.10 and 38,361.44

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Solution

The fourth proportional to 101,552.10, 152,286.10 and 38,361.44 is: 57,526.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,552.10 : 152,286.10 = 38,361.44 : x
  2. Step 2: Convert to fraction form
    101,552.10/152,286.10 = 38,361.44/x
  3. Step 3: Cross multiply
    101,552.10x = 152,286.10 × 38,361.44
  4. Step 4: Simplify right side
    101,552.10x = 5,841,914,087.98
  5. Step 5: Solve for x
    x = 5,841,914,087.98/101,552.10
  6. Step 6: Final answer
    x = 57,526.28

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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.