Home / 255,835.26-352,981.80-165,195.05

Finding the Fourth Proportional to 255,835.26, 352,981.80 and 165,195.05

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Solution

The fourth proportional to 255,835.26, 352,981.80 and 165,195.05 is: 227,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,835.26 : 352,981.80 = 165,195.05 : x
  2. Step 2: Convert to fraction form
    255,835.26/352,981.80 = 165,195.05/x
  3. Step 3: Cross multiply
    255,835.26x = 352,981.80 × 165,195.05
  4. Step 4: Simplify right side
    255,835.26x = 58,310,844,335.18
  5. Step 5: Solve for x
    x = 58,310,844,335.18/255,835.26
  6. Step 6: Final answer
    x = 227,923.41

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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.