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Finding the Fourth Proportional to 61,696.21, 92,544.33 and 22,253.32

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Solution

The fourth proportional to 61,696.21, 92,544.33 and 22,253.32 is: 33,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,696.21 : 92,544.33 = 22,253.32 : x
  2. Step 2: Convert to fraction form
    61,696.21/92,544.33 = 22,253.32/x
  3. Step 3: Cross multiply
    61,696.21x = 92,544.33 × 22,253.32
  4. Step 4: Simplify right side
    61,696.21x = 2,059,418,589.68
  5. Step 5: Solve for x
    x = 2,059,418,589.68/61,696.21
  6. Step 6: Final answer
    x = 33,379.99

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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.