Home / 76,334.22-114,511.71-26,400.90

Finding the Fourth Proportional to 76,334.22, 114,511.71 and 26,400.90

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Solution

The fourth proportional to 76,334.22, 114,511.71 and 26,400.90 is: 39,604.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,334.22 : 114,511.71 = 26,400.90 : x
  2. Step 2: Convert to fraction form
    76,334.22/114,511.71 = 26,400.90/x
  3. Step 3: Cross multiply
    76,334.22x = 114,511.71 × 26,400.90
  4. Step 4: Simplify right side
    76,334.22x = 3,023,212,204.54
  5. Step 5: Solve for x
    x = 3,023,212,204.54/76,334.22
  6. Step 6: Final answer
    x = 39,604.94

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1.5x scale

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.