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Finding the Fourth Proportional to 68,027.69, 93,885.82 and 41,185.01

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Solution

The fourth proportional to 68,027.69, 93,885.82 and 41,185.01 is: 56,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,027.69 : 93,885.82 = 41,185.01 : x
  2. Step 2: Convert to fraction form
    68,027.69/93,885.82 = 41,185.01/x
  3. Step 3: Cross multiply
    68,027.69x = 93,885.82 × 41,185.01
  4. Step 4: Simplify right side
    68,027.69x = 3,866,688,567.31
  5. Step 5: Solve for x
    x = 3,866,688,567.31/68,027.69
  6. Step 6: Final answer
    x = 56,839.92

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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.