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Finding the Fourth Proportional to 268,528.44, 402,759.82 and 110,736.38

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Solution

The fourth proportional to 268,528.44, 402,759.82 and 110,736.38 is: 166,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,528.44 : 402,759.82 = 110,736.38 : x
  2. Step 2: Convert to fraction form
    268,528.44/402,759.82 = 110,736.38/x
  3. Step 3: Cross multiply
    268,528.44x = 402,759.82 × 110,736.38
  4. Step 4: Simplify right side
    268,528.44x = 44,600,164,476.25
  5. Step 5: Solve for x
    x = 44,600,164,476.25/268,528.44
  6. Step 6: Final answer
    x = 166,091.03

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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.