Home / 255,763.47-352,945.45-141,046.92

Finding the Fourth Proportional to 255,763.47, 352,945.45 and 141,046.92

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Solution

The fourth proportional to 255,763.47, 352,945.45 and 141,046.92 is: 194,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,763.47 : 352,945.45 = 141,046.92 : x
  2. Step 2: Convert to fraction form
    255,763.47/352,945.45 = 141,046.92/x
  3. Step 3: Cross multiply
    255,763.47x = 352,945.45 × 141,046.92
  4. Step 4: Simplify right side
    255,763.47x = 49,781,868,826.82
  5. Step 5: Solve for x
    x = 49,781,868,826.82/255,763.47
  6. Step 6: Final answer
    x = 194,640.26

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1.5x scale

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.