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Finding the Fourth Proportional to 222,197.48, 333,288.72 and 89,041.98

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Solution

The fourth proportional to 222,197.48, 333,288.72 and 89,041.98 is: 133,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,197.48 : 333,288.72 = 89,041.98 : x
  2. Step 2: Convert to fraction form
    222,197.48/333,288.72 = 89,041.98/x
  3. Step 3: Cross multiply
    222,197.48x = 333,288.72 × 89,041.98
  4. Step 4: Simplify right side
    222,197.48x = 29,676,687,540.47
  5. Step 5: Solve for x
    x = 29,676,687,540.47/222,197.48
  6. Step 6: Final answer
    x = 133,559.96

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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.