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Finding the Fourth Proportional to 268,594.69, 402,937.94 and 110,736.85

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Solution

The fourth proportional to 268,594.69, 402,937.94 and 110,736.85 is: 166,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,594.69 : 402,937.94 = 110,736.85 : x
  2. Step 2: Convert to fraction form
    268,594.69/402,937.94 = 110,736.85/x
  3. Step 3: Cross multiply
    268,594.69x = 402,937.94 × 110,736.85
  4. Step 4: Simplify right side
    268,594.69x = 44,620,078,221.09
  5. Step 5: Solve for x
    x = 44,620,078,221.09/268,594.69
  6. Step 6: Final answer
    x = 166,124.20

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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.