Home / 222,721.45-334,137.92-64,949.92

Finding the Fourth Proportional to 222,721.45, 334,137.92 and 64,949.92

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Solution

The fourth proportional to 222,721.45, 334,137.92 and 64,949.92 is: 97,441.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,721.45 : 334,137.92 = 64,949.92 : x
  2. Step 2: Convert to fraction form
    222,721.45/334,137.92 = 64,949.92/x
  3. Step 3: Cross multiply
    222,721.45x = 334,137.92 × 64,949.92
  4. Step 4: Simplify right side
    222,721.45x = 21,702,231,172.97
  5. Step 5: Solve for x
    x = 21,702,231,172.97/222,721.45
  6. Step 6: Final answer
    x = 97,441.14

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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.