Home / 76,626.16-114,914.43-27,932.47

Finding the Fourth Proportional to 76,626.16, 114,914.43 and 27,932.47

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Solution

The fourth proportional to 76,626.16, 114,914.43 and 27,932.47 is: 41,889.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626.16 : 114,914.43 = 27,932.47 : x
  2. Step 2: Convert to fraction form
    76,626.16/114,914.43 = 27,932.47/x
  3. Step 3: Cross multiply
    76,626.16x = 114,914.43 × 27,932.47
  4. Step 4: Simplify right side
    76,626.16x = 3,209,843,868.54
  5. Step 5: Solve for x
    x = 3,209,843,868.54/76,626.16
  6. Step 6: Final answer
    x = 41,889.66

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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.