Home / 76,653.24-114,982.29-26,738.61

Finding the Fourth Proportional to 76,653.24, 114,982.29 and 26,738.61

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Solution

The fourth proportional to 76,653.24, 114,982.29 and 26,738.61 is: 40,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,653.24 : 114,982.29 = 26,738.61 : x
  2. Step 2: Convert to fraction form
    76,653.24/114,982.29 = 26,738.61/x
  3. Step 3: Cross multiply
    76,653.24x = 114,982.29 × 26,738.61
  4. Step 4: Simplify right side
    76,653.24x = 3,074,466,609.22
  5. Step 5: Solve for x
    x = 3,074,466,609.22/76,653.24
  6. Step 6: Final answer
    x = 40,108.76

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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.