Home / 255,470.62-352,549.56-148,102.90

Finding the Fourth Proportional to 255,470.62, 352,549.56 and 148,102.90

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Solution

The fourth proportional to 255,470.62, 352,549.56 and 148,102.90 is: 204,382.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,470.62 : 352,549.56 = 148,102.90 : x
  2. Step 2: Convert to fraction form
    255,470.62/352,549.56 = 148,102.90/x
  3. Step 3: Cross multiply
    255,470.62x = 352,549.56 × 148,102.90
  4. Step 4: Simplify right side
    255,470.62x = 52,213,612,229.72
  5. Step 5: Solve for x
    x = 52,213,612,229.72/255,470.62
  6. Step 6: Final answer
    x = 204,382.06

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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.