Home / 217,002.36-325,519.17-74,845.64

Finding the Fourth Proportional to 217,002.36, 325,519.17 and 74,845.64

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Solution

The fourth proportional to 217,002.36, 325,519.17 and 74,845.64 is: 112,273.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,002.36 : 325,519.17 = 74,845.64 : x
  2. Step 2: Convert to fraction form
    217,002.36/325,519.17 = 74,845.64/x
  3. Step 3: Cross multiply
    217,002.36x = 325,519.17 × 74,845.64
  4. Step 4: Simplify right side
    217,002.36x = 24,363,688,983.32
  5. Step 5: Solve for x
    x = 24,363,688,983.32/217,002.36
  6. Step 6: Final answer
    x = 112,273.84

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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.