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Finding the Fourth Proportional to 222,447.83, 333,687.30 and 89,328.08

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Solution

The fourth proportional to 222,447.83, 333,687.30 and 89,328.08 is: 133,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,447.83 : 333,687.30 = 89,328.08 : x
  2. Step 2: Convert to fraction form
    222,447.83/333,687.30 = 89,328.08/x
  3. Step 3: Cross multiply
    222,447.83x = 333,687.30 × 89,328.08
  4. Step 4: Simplify right side
    222,447.83x = 29,807,645,829.38
  5. Step 5: Solve for x
    x = 29,807,645,829.38/222,447.83
  6. Step 6: Final answer
    x = 133,998.37

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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.