Home / 68,139.57-102,226.37-23,766.96

Finding the Fourth Proportional to 68,139.57, 102,226.37 and 23,766.96

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Solution

The fourth proportional to 68,139.57, 102,226.37 and 23,766.96 is: 35,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,139.57 : 102,226.37 = 23,766.96 : x
  2. Step 2: Convert to fraction form
    68,139.57/102,226.37 = 23,766.96/x
  3. Step 3: Cross multiply
    68,139.57x = 102,226.37 × 23,766.96
  4. Step 4: Simplify right side
    68,139.57x = 2,429,610,046.74
  5. Step 5: Solve for x
    x = 2,429,610,046.74/68,139.57
  6. Step 6: Final answer
    x = 35,656.37

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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.