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Finding the Fourth Proportional to 136,324.30, 204,604.59 and 136,009.07

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Solution

The fourth proportional to 136,324.30, 204,604.59 and 136,009.07 is: 204,131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,324.30 : 204,604.59 = 136,009.07 : x
  2. Step 2: Convert to fraction form
    136,324.30/204,604.59 = 136,009.07/x
  3. Step 3: Cross multiply
    136,324.30x = 204,604.59 × 136,009.07
  4. Step 4: Simplify right side
    136,324.30x = 27,828,080,003.63
  5. Step 5: Solve for x
    x = 27,828,080,003.63/136,324.30
  6. Step 6: Final answer
    x = 204,131.47

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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.