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Finding the Fourth Proportional to 222,683, 333,187.44 and 156,252.80

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Solution

The fourth proportional to 222,683, 333,187.44 and 156,252.80 is: 233,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,683 : 333,187.44 = 156,252.80 : x
  2. Step 2: Convert to fraction form
    222,683/333,187.44 = 156,252.80/x
  3. Step 3: Cross multiply
    222,683x = 333,187.44 × 156,252.80
  4. Step 4: Simplify right side
    222,683x = 52,061,470,424.83
  5. Step 5: Solve for x
    x = 52,061,470,424.83/222,683
  6. Step 6: Final answer
    x = 233,791.85

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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.