Home / 68,964.45-95,160.74-39,891.93

Finding the Fourth Proportional to 68,964.45, 95,160.74 and 39,891.93

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Solution

The fourth proportional to 68,964.45, 95,160.74 and 39,891.93 is: 55,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,964.45 : 95,160.74 = 39,891.93 : x
  2. Step 2: Convert to fraction form
    68,964.45/95,160.74 = 39,891.93/x
  3. Step 3: Cross multiply
    68,964.45x = 95,160.74 × 39,891.93
  4. Step 4: Simplify right side
    68,964.45x = 3,796,145,379.37
  5. Step 5: Solve for x
    x = 3,796,145,379.37/68,964.45
  6. Step 6: Final answer
    x = 55,044.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.