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Finding the Fourth Proportional to 222,192.39, 333,338.59 and 70,398.60

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Solution

The fourth proportional to 222,192.39, 333,338.59 and 70,398.60 is: 105,613.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,192.39 : 333,338.59 = 70,398.60 : x
  2. Step 2: Convert to fraction form
    222,192.39/333,338.59 = 70,398.60/x
  3. Step 3: Cross multiply
    222,192.39x = 333,338.59 × 70,398.60
  4. Step 4: Simplify right side
    222,192.39x = 23,466,568,899.95
  5. Step 5: Solve for x
    x = 23,466,568,899.95/222,192.39
  6. Step 6: Final answer
    x = 105,613.74

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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.