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Finding the Fourth Proportional to 222,410.56, 333,678 and 89,384.16

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Solution

The fourth proportional to 222,410.56, 333,678 and 89,384.16 is: 134,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,410.56 : 333,678 = 89,384.16 : x
  2. Step 2: Convert to fraction form
    222,410.56/333,678 = 89,384.16/x
  3. Step 3: Cross multiply
    222,410.56x = 333,678 × 89,384.16
  4. Step 4: Simplify right side
    222,410.56x = 29,825,527,740.48
  5. Step 5: Solve for x
    x = 29,825,527,740.48/222,410.56
  6. Step 6: Final answer
    x = 134,101.22

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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.