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Finding the Fourth Proportional to 217,403.53, 325,952.51 and 95,766.37

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Solution

The fourth proportional to 217,403.53, 325,952.51 and 95,766.37 is: 143,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,403.53 : 325,952.51 = 95,766.37 : x
  2. Step 2: Convert to fraction form
    217,403.53/325,952.51 = 95,766.37/x
  3. Step 3: Cross multiply
    217,403.53x = 325,952.51 × 95,766.37
  4. Step 4: Simplify right side
    217,403.53x = 31,215,287,381.38
  5. Step 5: Solve for x
    x = 31,215,287,381.38/217,403.53
  6. Step 6: Final answer
    x = 143,582.25

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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.