Home / 199,918.92-299,645.22-73,463.88

Finding the Fourth Proportional to 199,918.92, 299,645.22 and 73,463.88

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Solution

The fourth proportional to 199,918.92, 299,645.22 and 73,463.88 is: 110,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,918.92 : 299,645.22 = 73,463.88 : x
  2. Step 2: Convert to fraction form
    199,918.92/299,645.22 = 73,463.88/x
  3. Step 3: Cross multiply
    199,918.92x = 299,645.22 × 73,463.88
  4. Step 4: Simplify right side
    199,918.92x = 22,013,100,484.65
  5. Step 5: Solve for x
    x = 22,013,100,484.65/199,918.92
  6. Step 6: Final answer
    x = 110,110.14

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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.