Home / 68,122.27-102,035.71-32,988.25

Finding the Fourth Proportional to 68,122.27, 102,035.71 and 32,988.25

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Solution

The fourth proportional to 68,122.27, 102,035.71 and 32,988.25 is: 49,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,122.27 : 102,035.71 = 32,988.25 : x
  2. Step 2: Convert to fraction form
    68,122.27/102,035.71 = 32,988.25/x
  3. Step 3: Cross multiply
    68,122.27x = 102,035.71 × 32,988.25
  4. Step 4: Simplify right side
    68,122.27x = 3,365,979,510.41
  5. Step 5: Solve for x
    x = 3,365,979,510.41/68,122.27
  6. Step 6: Final answer
    x = 49,410.85

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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.