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Finding the Fourth Proportional to 222,809.56, 334,136.50 and 89,655.24

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Solution

The fourth proportional to 222,809.56, 334,136.50 and 89,655.24 is: 134,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,809.56 : 334,136.50 = 89,655.24 : x
  2. Step 2: Convert to fraction form
    222,809.56/334,136.50 = 89,655.24/x
  3. Step 3: Cross multiply
    222,809.56x = 334,136.50 × 89,655.24
  4. Step 4: Simplify right side
    222,809.56x = 29,957,088,100.26
  5. Step 5: Solve for x
    x = 29,957,088,100.26/222,809.56
  6. Step 6: Final answer
    x = 134,451.54

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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.