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Finding the Fourth Proportional to 62,040, 85,614.08 and 33,745.28

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Solution

The fourth proportional to 62,040, 85,614.08 and 33,745.28 is: 46,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,040 : 85,614.08 = 33,745.28 : x
  2. Step 2: Convert to fraction form
    62,040/85,614.08 = 33,745.28/x
  3. Step 3: Cross multiply
    62,040x = 85,614.08 × 33,745.28
  4. Step 4: Simplify right side
    62,040x = 2,889,071,101.54
  5. Step 5: Solve for x
    x = 2,889,071,101.54/62,040
  6. Step 6: Final answer
    x = 46,567.88

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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.