Home / 76,763.08-115,179.18-41,650.12

Finding the Fourth Proportional to 76,763.08, 115,179.18 and 41,650.12

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Solution

The fourth proportional to 76,763.08, 115,179.18 and 41,650.12 is: 62,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,763.08 : 115,179.18 = 41,650.12 : x
  2. Step 2: Convert to fraction form
    76,763.08/115,179.18 = 41,650.12/x
  3. Step 3: Cross multiply
    76,763.08x = 115,179.18 × 41,650.12
  4. Step 4: Simplify right side
    76,763.08x = 4,797,226,668.50
  5. Step 5: Solve for x
    x = 4,797,226,668.50/76,763.08
  6. Step 6: Final answer
    x = 62,493.93

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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.