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Finding the Fourth Proportional to 222,335.42, 333,512.38 and 64,563.90

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Solution

The fourth proportional to 222,335.42, 333,512.38 and 64,563.90 is: 96,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,335.42 : 333,512.38 = 64,563.90 : x
  2. Step 2: Convert to fraction form
    222,335.42/333,512.38 = 64,563.90/x
  3. Step 3: Cross multiply
    222,335.42x = 333,512.38 × 64,563.90
  4. Step 4: Simplify right side
    222,335.42x = 21,532,859,951.08
  5. Step 5: Solve for x
    x = 21,532,859,951.08/222,335.42
  6. Step 6: Final answer
    x = 96,848.54

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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.