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Finding the Fourth Proportional to 365,653.92, 548,493.06 and 125,765.52

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Solution

The fourth proportional to 365,653.92, 548,493.06 and 125,765.52 is: 188,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,653.92 : 548,493.06 = 125,765.52 : x
  2. Step 2: Convert to fraction form
    365,653.92/548,493.06 = 125,765.52/x
  3. Step 3: Cross multiply
    365,653.92x = 548,493.06 × 125,765.52
  4. Step 4: Simplify right side
    365,653.92x = 68,981,514,907.29
  5. Step 5: Solve for x
    x = 68,981,514,907.29/365,653.92
  6. Step 6: Final answer
    x = 188,652.47

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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.