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Finding the Fourth Proportional to 62,201.32, 85,836.11 and 33,907.01

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Solution

The fourth proportional to 62,201.32, 85,836.11 and 33,907.01 is: 46,790.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,201.32 : 85,836.11 = 33,907.01 : x
  2. Step 2: Convert to fraction form
    62,201.32/85,836.11 = 33,907.01/x
  3. Step 3: Cross multiply
    62,201.32x = 85,836.11 × 33,907.01
  4. Step 4: Simplify right side
    62,201.32x = 2,910,445,241.42
  5. Step 5: Solve for x
    x = 2,910,445,241.42/62,201.32
  6. Step 6: Final answer
    x = 46,790.73

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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.