Home / 199,846.12-299,976.81-133,748.14

Finding the Fourth Proportional to 199,846.12, 299,976.81 and 133,748.14

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Solution

The fourth proportional to 199,846.12, 299,976.81 and 133,748.14 is: 200,761.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,846.12 : 299,976.81 = 133,748.14 : x
  2. Step 2: Convert to fraction form
    199,846.12/299,976.81 = 133,748.14/x
  3. Step 3: Cross multiply
    199,846.12x = 299,976.81 × 133,748.14
  4. Step 4: Simplify right side
    199,846.12x = 40,121,338,212.01
  5. Step 5: Solve for x
    x = 40,121,338,212.01/199,846.12
  6. Step 6: Final answer
    x = 200,761.16

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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.