Home / 49,169.42-73,754.20-21,071.25

Finding the Fourth Proportional to 49,169.42, 73,754.20 and 21,071.25

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Solution

The fourth proportional to 49,169.42, 73,754.20 and 21,071.25 is: 31,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,169.42 : 73,754.20 = 21,071.25 : x
  2. Step 2: Convert to fraction form
    49,169.42/73,754.20 = 21,071.25/x
  3. Step 3: Cross multiply
    49,169.42x = 73,754.20 × 21,071.25
  4. Step 4: Simplify right side
    49,169.42x = 1,554,093,186.75
  5. Step 5: Solve for x
    x = 1,554,093,186.75/49,169.42
  6. Step 6: Final answer
    x = 31,606.90

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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.