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Finding the Fourth Proportional to 222,116.54, 333,174.54 and 72,356.58

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Solution

The fourth proportional to 222,116.54, 333,174.54 and 72,356.58 is: 108,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,116.54 : 333,174.54 = 72,356.58 : x
  2. Step 2: Convert to fraction form
    222,116.54/333,174.54 = 72,356.58/x
  3. Step 3: Cross multiply
    222,116.54x = 333,174.54 × 72,356.58
  4. Step 4: Simplify right side
    222,116.54x = 24,107,370,257.47
  5. Step 5: Solve for x
    x = 24,107,370,257.47/222,116.54
  6. Step 6: Final answer
    x = 108,534.78

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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.