Home / 76,604.13-114,906.78-26,684.15

Finding the Fourth Proportional to 76,604.13, 114,906.78 and 26,684.15

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Solution

The fourth proportional to 76,604.13, 114,906.78 and 26,684.15 is: 40,026.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,604.13 : 114,906.78 = 26,684.15 : x
  2. Step 2: Convert to fraction form
    76,604.13/114,906.78 = 26,684.15/x
  3. Step 3: Cross multiply
    76,604.13x = 114,906.78 × 26,684.15
  4. Step 4: Simplify right side
    76,604.13x = 3,066,189,753.54
  5. Step 5: Solve for x
    x = 3,066,189,753.54/76,604.13
  6. Step 6: Final answer
    x = 40,026.43

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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.