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Finding the Fourth Proportional to 222,201.42, 333,301.58 and 74,457.42

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Solution

The fourth proportional to 222,201.42, 333,301.58 and 74,457.42 is: 111,685.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,201.42 : 333,301.58 = 74,457.42 : x
  2. Step 2: Convert to fraction form
    222,201.42/333,301.58 = 74,457.42/x
  3. Step 3: Cross multiply
    222,201.42x = 333,301.58 × 74,457.42
  4. Step 4: Simplify right side
    222,201.42x = 24,816,775,728.72
  5. Step 5: Solve for x
    x = 24,816,775,728.72/222,201.42
  6. Step 6: Final answer
    x = 111,685.95

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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.