Home / 235,473.38-325,808.97-205,321.53

Finding the Fourth Proportional to 235,473.38, 325,808.97 and 205,321.53

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Solution

The fourth proportional to 235,473.38, 325,808.97 and 205,321.53 is: 284,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,473.38 : 325,808.97 = 205,321.53 : x
  2. Step 2: Convert to fraction form
    235,473.38/325,808.97 = 205,321.53/x
  3. Step 3: Cross multiply
    235,473.38x = 325,808.97 × 205,321.53
  4. Step 4: Simplify right side
    235,473.38x = 66,895,596,208.12
  5. Step 5: Solve for x
    x = 66,895,596,208.12/235,473.38
  6. Step 6: Final answer
    x = 284,089.85

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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.