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Finding the Fourth Proportional to 68,054.05, 102,101.80 and 34,797.48

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Solution

The fourth proportional to 68,054.05, 102,101.80 and 34,797.48 is: 52,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054.05 : 102,101.80 = 34,797.48 : x
  2. Step 2: Convert to fraction form
    68,054.05/102,101.80 = 34,797.48/x
  3. Step 3: Cross multiply
    68,054.05x = 102,101.80 × 34,797.48
  4. Step 4: Simplify right side
    68,054.05x = 3,552,884,658.97
  5. Step 5: Solve for x
    x = 3,552,884,658.97/68,054.05
  6. Step 6: Final answer
    x = 52,206.81

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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.