Home / 216,964.54-325,468.22-74,791.10

Finding the Fourth Proportional to 216,964.54, 325,468.22 and 74,791.10

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Solution

The fourth proportional to 216,964.54, 325,468.22 and 74,791.10 is: 112,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,964.54 : 325,468.22 = 74,791.10 : x
  2. Step 2: Convert to fraction form
    216,964.54/325,468.22 = 74,791.10/x
  3. Step 3: Cross multiply
    216,964.54x = 325,468.22 × 74,791.10
  4. Step 4: Simplify right side
    216,964.54x = 24,342,126,188.84
  5. Step 5: Solve for x
    x = 24,342,126,188.84/216,964.54
  6. Step 6: Final answer
    x = 112,194.03

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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.