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Finding the Fourth Proportional to 68,054.01, 101,992.19 and 34,745.91

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Solution

The fourth proportional to 68,054.01, 101,992.19 and 34,745.91 is: 52,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054.01 : 101,992.19 = 34,745.91 : x
  2. Step 2: Convert to fraction form
    68,054.01/101,992.19 = 34,745.91/x
  3. Step 3: Cross multiply
    68,054.01x = 101,992.19 × 34,745.91
  4. Step 4: Simplify right side
    68,054.01x = 3,543,811,280.71
  5. Step 5: Solve for x
    x = 3,543,811,280.71/68,054.01
  6. Step 6: Final answer
    x = 52,073.51

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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.