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Finding the Fourth Proportional to 61,201.17, 91,806.21 and 25,626.72

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Solution

The fourth proportional to 61,201.17, 91,806.21 and 25,626.72 is: 38,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,201.17 : 91,806.21 = 25,626.72 : x
  2. Step 2: Convert to fraction form
    61,201.17/91,806.21 = 25,626.72/x
  3. Step 3: Cross multiply
    61,201.17x = 91,806.21 × 25,626.72
  4. Step 4: Simplify right side
    61,201.17x = 2,352,692,037.93
  5. Step 5: Solve for x
    x = 2,352,692,037.93/61,201.17
  6. Step 6: Final answer
    x = 38,441.95

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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.