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Finding the Fourth Proportional to 79,692.74, 119,511.22 and 23,517.94

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Solution

The fourth proportional to 79,692.74, 119,511.22 and 23,517.94 is: 35,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,692.74 : 119,511.22 = 23,517.94 : x
  2. Step 2: Convert to fraction form
    79,692.74/119,511.22 = 23,517.94/x
  3. Step 3: Cross multiply
    79,692.74x = 119,511.22 × 23,517.94
  4. Step 4: Simplify right side
    79,692.74x = 2,810,657,701.29
  5. Step 5: Solve for x
    x = 2,810,657,701.29/79,692.74
  6. Step 6: Final answer
    x = 35,268.68

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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.