Home / 255,109.11-382,648.17-95,154.21

Finding the Fourth Proportional to 255,109.11, 382,648.17 and 95,154.21

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Solution

The fourth proportional to 255,109.11, 382,648.17 and 95,154.21 is: 142,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,109.11 : 382,648.17 = 95,154.21 : x
  2. Step 2: Convert to fraction form
    255,109.11/382,648.17 = 95,154.21/x
  3. Step 3: Cross multiply
    255,109.11x = 382,648.17 × 95,154.21
  4. Step 4: Simplify right side
    255,109.11x = 36,410,584,324.30
  5. Step 5: Solve for x
    x = 36,410,584,324.30/255,109.11
  6. Step 6: Final answer
    x = 142,725.54

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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.