Home / 76,954.30-115,416.84-27,022.66

Finding the Fourth Proportional to 76,954.30, 115,416.84 and 27,022.66

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Solution

The fourth proportional to 76,954.30, 115,416.84 and 27,022.66 is: 40,528.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,954.30 : 115,416.84 = 27,022.66 : x
  2. Step 2: Convert to fraction form
    76,954.30/115,416.84 = 27,022.66/x
  3. Step 3: Cross multiply
    76,954.30x = 115,416.84 × 27,022.66
  4. Step 4: Simplify right side
    76,954.30x = 3,118,870,025.59
  5. Step 5: Solve for x
    x = 3,118,870,025.59/76,954.30
  6. Step 6: Final answer
    x = 40,528.86

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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.