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Finding the Fourth Proportional to 60,745.52, 91,027.56 and 49,729.52

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Solution

The fourth proportional to 60,745.52, 91,027.56 and 49,729.52 is: 74,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,745.52 : 91,027.56 = 49,729.52 : x
  2. Step 2: Convert to fraction form
    60,745.52/91,027.56 = 49,729.52/x
  3. Step 3: Cross multiply
    60,745.52x = 91,027.56 × 49,729.52
  4. Step 4: Simplify right side
    60,745.52x = 4,526,756,865.57
  5. Step 5: Solve for x
    x = 4,526,756,865.57/60,745.52
  6. Step 6: Final answer
    x = 74,520.01

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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.