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Finding the Fourth Proportional to 222,126.70, 333,189.78 and 72,366.73

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Solution

The fourth proportional to 222,126.70, 333,189.78 and 72,366.73 is: 108,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,126.70 : 333,189.78 = 72,366.73 : x
  2. Step 2: Convert to fraction form
    222,126.70/333,189.78 = 72,366.73/x
  3. Step 3: Cross multiply
    222,126.70x = 333,189.78 × 72,366.73
  4. Step 4: Simplify right side
    222,126.70x = 24,111,854,848.02
  5. Step 5: Solve for x
    x = 24,111,854,848.02/222,126.70
  6. Step 6: Final answer
    x = 108,550.01

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1.5x scale

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.