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Finding the Fourth Proportional to 199,996.51, 300,041.67 and 136,846.37

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Solution

The fourth proportional to 199,996.51, 300,041.67 and 136,846.37 is: 205,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,996.51 : 300,041.67 = 136,846.37 : x
  2. Step 2: Convert to fraction form
    199,996.51/300,041.67 = 136,846.37/x
  3. Step 3: Cross multiply
    199,996.51x = 300,041.67 × 136,846.37
  4. Step 4: Simplify right side
    199,996.51x = 41,059,613,388.24
  5. Step 5: Solve for x
    x = 41,059,613,388.24/199,996.51
  6. Step 6: Final answer
    x = 205,301.65

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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.