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Finding the Fourth Proportional to 268,310.94, 402,650.93 and 110,539.39

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Solution

The fourth proportional to 268,310.94, 402,650.93 and 110,539.39 is: 165,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,310.94 : 402,650.93 = 110,539.39 : x
  2. Step 2: Convert to fraction form
    268,310.94/402,650.93 = 110,539.39/x
  3. Step 3: Cross multiply
    268,310.94x = 402,650.93 × 110,539.39
  4. Step 4: Simplify right side
    268,310.94x = 44,508,788,209.82
  5. Step 5: Solve for x
    x = 44,508,788,209.82/268,310.94
  6. Step 6: Final answer
    x = 165,885.11

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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.