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Finding the Fourth Proportional to 125,692.84, 188,571.66 and 36,949.24

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Solution

The fourth proportional to 125,692.84, 188,571.66 and 36,949.24 is: 55,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,692.84 : 188,571.66 = 36,949.24 : x
  2. Step 2: Convert to fraction form
    125,692.84/188,571.66 = 36,949.24/x
  3. Step 3: Cross multiply
    125,692.84x = 188,571.66 × 36,949.24
  4. Step 4: Simplify right side
    125,692.84x = 6,967,579,522.54
  5. Step 5: Solve for x
    x = 6,967,579,522.54/125,692.84
  6. Step 6: Final answer
    x = 55,433.38

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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.