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Finding the Fourth Proportional to 335,692.75, 503,539.26 and 111,053.17

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Solution

The fourth proportional to 335,692.75, 503,539.26 and 111,053.17 is: 166,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,692.75 : 503,539.26 = 111,053.17 : x
  2. Step 2: Convert to fraction form
    335,692.75/503,539.26 = 111,053.17/x
  3. Step 3: Cross multiply
    335,692.75x = 503,539.26 × 111,053.17
  4. Step 4: Simplify right side
    335,692.75x = 55,919,631,042.45
  5. Step 5: Solve for x
    x = 55,919,631,042.45/335,692.75
  6. Step 6: Final answer
    x = 166,579.80

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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.