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Finding the Fourth Proportional to 222,214.01, 333,355.77 and 72,419.49

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Solution

The fourth proportional to 222,214.01, 333,355.77 and 72,419.49 is: 108,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,214.01 : 333,355.77 = 72,419.49 : x
  2. Step 2: Convert to fraction form
    222,214.01/333,355.77 = 72,419.49/x
  3. Step 3: Cross multiply
    222,214.01x = 333,355.77 × 72,419.49
  4. Step 4: Simplify right side
    222,214.01x = 24,141,454,851.96
  5. Step 5: Solve for x
    x = 24,141,454,851.96/222,214.01
  6. Step 6: Final answer
    x = 108,640.56

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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.