Home / 255,733.56-352,843.07-145,350.67

Finding the Fourth Proportional to 255,733.56, 352,843.07 and 145,350.67

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Solution

The fourth proportional to 255,733.56, 352,843.07 and 145,350.67 is: 200,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,733.56 : 352,843.07 = 145,350.67 : x
  2. Step 2: Convert to fraction form
    255,733.56/352,843.07 = 145,350.67/x
  3. Step 3: Cross multiply
    255,733.56x = 352,843.07 × 145,350.67
  4. Step 4: Simplify right side
    255,733.56x = 51,285,976,629.36
  5. Step 5: Solve for x
    x = 51,285,976,629.36/255,733.56
  6. Step 6: Final answer
    x = 200,544.57

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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.