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Finding the Fourth Proportional to 222,524.64, 333,829.08 and 89,415.32

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Solution

The fourth proportional to 222,524.64, 333,829.08 and 89,415.32 is: 134,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,524.64 : 333,829.08 = 89,415.32 : x
  2. Step 2: Convert to fraction form
    222,524.64/333,829.08 = 89,415.32/x
  3. Step 3: Cross multiply
    222,524.64x = 333,829.08 × 89,415.32
  4. Step 4: Simplify right side
    222,524.64x = 29,849,432,344.36
  5. Step 5: Solve for x
    x = 29,849,432,344.36/222,524.64
  6. Step 6: Final answer
    x = 134,139.90

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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.