Home / 270,145.08-404,895.54-125,857.35

Finding the Fourth Proportional to 270,145.08, 404,895.54 and 125,857.35

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Solution

The fourth proportional to 270,145.08, 404,895.54 and 125,857.35 is: 188,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,145.08 : 404,895.54 = 125,857.35 : x
  2. Step 2: Convert to fraction form
    270,145.08/404,895.54 = 125,857.35/x
  3. Step 3: Cross multiply
    270,145.08x = 404,895.54 × 125,857.35
  4. Step 4: Simplify right side
    270,145.08x = 50,959,079,691.22
  5. Step 5: Solve for x
    x = 50,959,079,691.22/270,145.08
  6. Step 6: Final answer
    x = 188,635.97

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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.