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Finding the Fourth Proportional to 222,625.16, 333,726.54 and 82,288.52

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Solution

The fourth proportional to 222,625.16, 333,726.54 and 82,288.52 is: 123,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,625.16 : 333,726.54 = 82,288.52 : x
  2. Step 2: Convert to fraction form
    222,625.16/333,726.54 = 82,288.52/x
  3. Step 3: Cross multiply
    222,625.16x = 333,726.54 × 82,288.52
  4. Step 4: Simplify right side
    222,625.16x = 27,461,863,061.32
  5. Step 5: Solve for x
    x = 27,461,863,061.32/222,625.16
  6. Step 6: Final answer
    x = 123,354.71

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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.