Home / 76,635.44-114,951.84-34,485.70

Finding the Fourth Proportional to 76,635.44, 114,951.84 and 34,485.70

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Solution

The fourth proportional to 76,635.44, 114,951.84 and 34,485.70 is: 51,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,635.44 : 114,951.84 = 34,485.70 : x
  2. Step 2: Convert to fraction form
    76,635.44/114,951.84 = 34,485.70/x
  3. Step 3: Cross multiply
    76,635.44x = 114,951.84 × 34,485.70
  4. Step 4: Simplify right side
    76,635.44x = 3,964,194,668.69
  5. Step 5: Solve for x
    x = 3,964,194,668.69/76,635.44
  6. Step 6: Final answer
    x = 51,727.96

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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.