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Finding the Fourth Proportional to 234,207, 351,320.22 and 67,995

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Solution

The fourth proportional to 234,207, 351,320.22 and 67,995 is: 101,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,207 : 351,320.22 = 67,995 : x
  2. Step 2: Convert to fraction form
    234,207/351,320.22 = 67,995/x
  3. Step 3: Cross multiply
    234,207x = 351,320.22 × 67,995
  4. Step 4: Simplify right side
    234,207x = 23,888,018,358.90
  5. Step 5: Solve for x
    x = 23,888,018,358.90/234,207
  6. Step 6: Final answer
    x = 101,995.32

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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.