Home / 136,046.81-204,365.46-115,029.06

Finding the Fourth Proportional to 136,046.81, 204,365.46 and 115,029.06

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Solution

The fourth proportional to 136,046.81, 204,365.46 and 115,029.06 is: 172,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,046.81 : 204,365.46 = 115,029.06 : x
  2. Step 2: Convert to fraction form
    136,046.81/204,365.46 = 115,029.06/x
  3. Step 3: Cross multiply
    136,046.81x = 204,365.46 × 115,029.06
  4. Step 4: Simplify right side
    136,046.81x = 23,507,965,993.90
  5. Step 5: Solve for x
    x = 23,507,965,993.90/136,046.81
  6. Step 6: Final answer
    x = 172,793.21

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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.