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Finding the Fourth Proportional to 222,716.25, 333,915.66 and 104,323.01

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Solution

The fourth proportional to 222,716.25, 333,915.66 and 104,323.01 is: 156,410.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,716.25 : 333,915.66 = 104,323.01 : x
  2. Step 2: Convert to fraction form
    222,716.25/333,915.66 = 104,323.01/x
  3. Step 3: Cross multiply
    222,716.25x = 333,915.66 × 104,323.01
  4. Step 4: Simplify right side
    222,716.25x = 34,835,085,067.76
  5. Step 5: Solve for x
    x = 34,835,085,067.76/222,716.25
  6. Step 6: Final answer
    x = 156,410.16

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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.