Home / 255,400.86-352,453.19-148,033.18

Finding the Fourth Proportional to 255,400.86, 352,453.19 and 148,033.18

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Solution

The fourth proportional to 255,400.86, 352,453.19 and 148,033.18 is: 204,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,400.86 : 352,453.19 = 148,033.18 : x
  2. Step 2: Convert to fraction form
    255,400.86/352,453.19 = 148,033.18/x
  3. Step 3: Cross multiply
    255,400.86x = 352,453.19 × 148,033.18
  4. Step 4: Simplify right side
    255,400.86x = 52,174,766,516.84
  5. Step 5: Solve for x
    x = 52,174,766,516.84/255,400.86
  6. Step 6: Final answer
    x = 204,285.79

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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.