Home / 68,281.86-102,352.44-26,150.46

Finding the Fourth Proportional to 68,281.86, 102,352.44 and 26,150.46

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Solution

The fourth proportional to 68,281.86, 102,352.44 and 26,150.46 is: 39,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,281.86 : 102,352.44 = 26,150.46 : x
  2. Step 2: Convert to fraction form
    68,281.86/102,352.44 = 26,150.46/x
  3. Step 3: Cross multiply
    68,281.86x = 102,352.44 × 26,150.46
  4. Step 4: Simplify right side
    68,281.86x = 2,676,563,388.12
  5. Step 5: Solve for x
    x = 2,676,563,388.12/68,281.86
  6. Step 6: Final answer
    x = 39,198.75

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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.