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Finding the Fourth Proportional to 68,026.50, 93,885.44 and 41,169.47

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Solution

The fourth proportional to 68,026.50, 93,885.44 and 41,169.47 is: 56,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,026.50 : 93,885.44 = 41,169.47 : x
  2. Step 2: Convert to fraction form
    68,026.50/93,885.44 = 41,169.47/x
  3. Step 3: Cross multiply
    68,026.50x = 93,885.44 × 41,169.47
  4. Step 4: Simplify right side
    68,026.50x = 3,865,213,130.24
  5. Step 5: Solve for x
    x = 3,865,213,130.24/68,026.50
  6. Step 6: Final answer
    x = 56,819.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.