Home / 76,693.44-114,889.89-50,318.22

Finding the Fourth Proportional to 76,693.44, 114,889.89 and 50,318.22

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Solution

The fourth proportional to 76,693.44, 114,889.89 and 50,318.22 is: 75,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,693.44 : 114,889.89 = 50,318.22 : x
  2. Step 2: Convert to fraction form
    76,693.44/114,889.89 = 50,318.22/x
  3. Step 3: Cross multiply
    76,693.44x = 114,889.89 × 50,318.22
  4. Step 4: Simplify right side
    76,693.44x = 5,781,054,760.80
  5. Step 5: Solve for x
    x = 5,781,054,760.80/76,693.44
  6. Step 6: Final answer
    x = 75,378.74

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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.