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Finding the Fourth Proportional to 252,812.88, 379,072.61 and 119,692.01

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Solution

The fourth proportional to 252,812.88, 379,072.61 and 119,692.01 is: 179,468.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,812.88 : 379,072.61 = 119,692.01 : x
  2. Step 2: Convert to fraction form
    252,812.88/379,072.61 = 119,692.01/x
  3. Step 3: Cross multiply
    252,812.88x = 379,072.61 × 119,692.01
  4. Step 4: Simplify right side
    252,812.88x = 45,371,963,424.91
  5. Step 5: Solve for x
    x = 45,371,963,424.91/252,812.88
  6. Step 6: Final answer
    x = 179,468.56

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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.