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Finding the Fourth Proportional to 56,692.80, 85,049.55 and 23,394.33

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Solution

The fourth proportional to 56,692.80, 85,049.55 and 23,394.33 is: 35,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,692.80 : 85,049.55 = 23,394.33 : x
  2. Step 2: Convert to fraction form
    56,692.80/85,049.55 = 23,394.33/x
  3. Step 3: Cross multiply
    56,692.80x = 85,049.55 × 23,394.33
  4. Step 4: Simplify right side
    56,692.80x = 1,989,677,239.05
  5. Step 5: Solve for x
    x = 1,989,677,239.05/56,692.80
  6. Step 6: Final answer
    x = 35,095.77

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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.