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Finding the Fourth Proportional to 222,602.94, 333,106.25 and 192,719.96

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Solution

The fourth proportional to 222,602.94, 333,106.25 and 192,719.96 is: 288,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,602.94 : 333,106.25 = 192,719.96 : x
  2. Step 2: Convert to fraction form
    222,602.94/333,106.25 = 192,719.96/x
  3. Step 3: Cross multiply
    222,602.94x = 333,106.25 × 192,719.96
  4. Step 4: Simplify right side
    222,602.94x = 64,196,220,546.62
  5. Step 5: Solve for x
    x = 64,196,220,546.62/222,602.94
  6. Step 6: Final answer
    x = 288,388.92

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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.