Home / 49,177.83-73,766.79-21,079.65

Finding the Fourth Proportional to 49,177.83, 73,766.79 and 21,079.65

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Solution

The fourth proportional to 49,177.83, 73,766.79 and 21,079.65 is: 31,619.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177.83 : 73,766.79 = 21,079.65 : x
  2. Step 2: Convert to fraction form
    49,177.83/73,766.79 = 21,079.65/x
  3. Step 3: Cross multiply
    49,177.83x = 73,766.79 × 21,079.65
  4. Step 4: Simplify right side
    49,177.83x = 1,554,978,114.82
  5. Step 5: Solve for x
    x = 1,554,978,114.82/49,177.83
  6. Step 6: Final answer
    x = 31,619.49

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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.