Home / 275,193.07-379,770.30-166,282.29

Finding the Fourth Proportional to 275,193.07, 379,770.30 and 166,282.29

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Solution

The fourth proportional to 275,193.07, 379,770.30 and 166,282.29 is: 229,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,193.07 : 379,770.30 = 166,282.29 : x
  2. Step 2: Convert to fraction form
    275,193.07/379,770.30 = 166,282.29/x
  3. Step 3: Cross multiply
    275,193.07x = 379,770.30 × 166,282.29
  4. Step 4: Simplify right side
    275,193.07x = 63,149,075,157.99
  5. Step 5: Solve for x
    x = 63,149,075,157.99/275,193.07
  6. Step 6: Final answer
    x = 229,471.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.