Home / 76,794.11-115,182.97-26,875.16

Finding the Fourth Proportional to 76,794.11, 115,182.97 and 26,875.16

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Solution

The fourth proportional to 76,794.11, 115,182.97 and 26,875.16 is: 40,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,794.11 : 115,182.97 = 26,875.16 : x
  2. Step 2: Convert to fraction form
    76,794.11/115,182.97 = 26,875.16/x
  3. Step 3: Cross multiply
    76,794.11x = 115,182.97 × 26,875.16
  4. Step 4: Simplify right side
    76,794.11x = 3,095,560,748.03
  5. Step 5: Solve for x
    x = 3,095,560,748.03/76,794.11
  6. Step 6: Final answer
    x = 40,309.87

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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.