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Finding the Fourth Proportional to 68,597.80, 102,810.92 and 33,052.46

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Solution

The fourth proportional to 68,597.80, 102,810.92 and 33,052.46 is: 49,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,597.80 : 102,810.92 = 33,052.46 : x
  2. Step 2: Convert to fraction form
    68,597.80/102,810.92 = 33,052.46/x
  3. Step 3: Cross multiply
    68,597.80x = 102,810.92 × 33,052.46
  4. Step 4: Simplify right side
    68,597.80x = 3,398,153,141.55
  5. Step 5: Solve for x
    x = 3,398,153,141.55/68,597.80
  6. Step 6: Final answer
    x = 49,537.35

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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.