Home / 170,191.17-255,286.76-169,945.20

Finding the Fourth Proportional to 170,191.17, 255,286.76 and 169,945.20

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Solution

The fourth proportional to 170,191.17, 255,286.76 and 169,945.20 is: 254,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,191.17 : 255,286.76 = 169,945.20 : x
  2. Step 2: Convert to fraction form
    170,191.17/255,286.76 = 169,945.20/x
  3. Step 3: Cross multiply
    170,191.17x = 255,286.76 × 169,945.20
  4. Step 4: Simplify right side
    170,191.17x = 43,384,758,635.83
  5. Step 5: Solve for x
    x = 43,384,758,635.83/170,191.17
  6. Step 6: Final answer
    x = 254,917.80

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1.5x scale

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.