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Finding the Fourth Proportional to 222,675.60, 333,721.80 and 89,446.80

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Solution

The fourth proportional to 222,675.60, 333,721.80 and 89,446.80 is: 134,053.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,675.60 : 333,721.80 = 89,446.80 : x
  2. Step 2: Convert to fraction form
    222,675.60/333,721.80 = 89,446.80/x
  3. Step 3: Cross multiply
    222,675.60x = 333,721.80 × 89,446.80
  4. Step 4: Simplify right side
    222,675.60x = 29,850,347,100.24
  5. Step 5: Solve for x
    x = 29,850,347,100.24/222,675.60
  6. Step 6: Final answer
    x = 134,053.07

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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.