Home / 255,213.58-352,188.52-140,491.18

Finding the Fourth Proportional to 255,213.58, 352,188.52 and 140,491.18

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Solution

The fourth proportional to 255,213.58, 352,188.52 and 140,491.18 is: 193,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,213.58 : 352,188.52 = 140,491.18 : x
  2. Step 2: Convert to fraction form
    255,213.58/352,188.52 = 140,491.18/x
  3. Step 3: Cross multiply
    255,213.58x = 352,188.52 × 140,491.18
  4. Step 4: Simplify right side
    255,213.58x = 49,479,380,757.25
  5. Step 5: Solve for x
    x = 49,479,380,757.25/255,213.58
  6. Step 6: Final answer
    x = 193,874.40

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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.