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Finding the Fourth Proportional to 235,770.45, 324,743.42 and 181,218.29

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Solution

The fourth proportional to 235,770.45, 324,743.42 and 181,218.29 is: 249,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,770.45 : 324,743.42 = 181,218.29 : x
  2. Step 2: Convert to fraction form
    235,770.45/324,743.42 = 181,218.29/x
  3. Step 3: Cross multiply
    235,770.45x = 324,743.42 × 181,218.29
  4. Step 4: Simplify right side
    235,770.45x = 58,849,447,784.65
  5. Step 5: Solve for x
    x = 58,849,447,784.65/235,770.45
  6. Step 6: Final answer
    x = 249,604.85

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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.