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Finding the Fourth Proportional to 222,194.88, 333,326.95 and 72,400.37

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Solution

The fourth proportional to 222,194.88, 333,326.95 and 72,400.37 is: 108,611.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,194.88 : 333,326.95 = 72,400.37 : x
  2. Step 2: Convert to fraction form
    222,194.88/333,326.95 = 72,400.37/x
  3. Step 3: Cross multiply
    222,194.88x = 333,326.95 × 72,400.37
  4. Step 4: Simplify right side
    222,194.88x = 24,132,992,663.34
  5. Step 5: Solve for x
    x = 24,132,992,663.34/222,194.88
  6. Step 6: Final answer
    x = 108,611.83

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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.