Home / 68,677.12-102,993.83-64,194.26

Finding the Fourth Proportional to 68,677.12, 102,993.83 and 64,194.26

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Solution

The fourth proportional to 68,677.12, 102,993.83 and 64,194.26 is: 96,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677.12 : 102,993.83 = 64,194.26 : x
  2. Step 2: Convert to fraction form
    68,677.12/102,993.83 = 64,194.26/x
  3. Step 3: Cross multiply
    68,677.12x = 102,993.83 × 64,194.26
  4. Step 4: Simplify right side
    68,677.12x = 6,611,612,701.42
  5. Step 5: Solve for x
    x = 6,611,612,701.42/68,677.12
  6. Step 6: Final answer
    x = 96,270.97

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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.