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Finding the Fourth Proportional to 222,562.98, 333,859.77 and 89,443.35

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Solution

The fourth proportional to 222,562.98, 333,859.77 and 89,443.35 is: 134,171.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,562.98 : 333,859.77 = 89,443.35 : x
  2. Step 2: Convert to fraction form
    222,562.98/333,859.77 = 89,443.35/x
  3. Step 3: Cross multiply
    222,562.98x = 333,859.77 × 89,443.35
  4. Step 4: Simplify right side
    222,562.98x = 29,861,536,259.03
  5. Step 5: Solve for x
    x = 29,861,536,259.03/222,562.98
  6. Step 6: Final answer
    x = 134,171.17

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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.