Home / 255,726.91-352,922.35-148,296

Finding the Fourth Proportional to 255,726.91, 352,922.35 and 148,296

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Solution

The fourth proportional to 255,726.91, 352,922.35 and 148,296 is: 204,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,726.91 : 352,922.35 = 148,296 : x
  2. Step 2: Convert to fraction form
    255,726.91/352,922.35 = 148,296/x
  3. Step 3: Cross multiply
    255,726.91x = 352,922.35 × 148,296
  4. Step 4: Simplify right side
    255,726.91x = 52,336,972,815.60
  5. Step 5: Solve for x
    x = 52,336,972,815.60/255,726.91
  6. Step 6: Final answer
    x = 204,659.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.