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Finding the Fourth Proportional to 61,441.80, 92,198.52 and 25,900.94

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Solution

The fourth proportional to 61,441.80, 92,198.52 and 25,900.94 is: 38,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,441.80 : 92,198.52 = 25,900.94 : x
  2. Step 2: Convert to fraction form
    61,441.80/92,198.52 = 25,900.94/x
  3. Step 3: Cross multiply
    61,441.80x = 92,198.52 × 25,900.94
  4. Step 4: Simplify right side
    61,441.80x = 2,388,028,196.53
  5. Step 5: Solve for x
    x = 2,388,028,196.53/61,441.80
  6. Step 6: Final answer
    x = 38,866.51

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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.