Home / 270,132.90-405,253.62-80,596.14

Finding the Fourth Proportional to 270,132.90, 405,253.62 and 80,596.14

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Solution

The fourth proportional to 270,132.90, 405,253.62 and 80,596.14 is: 120,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,132.90 : 405,253.62 = 80,596.14 : x
  2. Step 2: Convert to fraction form
    270,132.90/405,253.62 = 80,596.14/x
  3. Step 3: Cross multiply
    270,132.90x = 405,253.62 × 80,596.14
  4. Step 4: Simplify right side
    270,132.90x = 32,661,877,493.03
  5. Step 5: Solve for x
    x = 32,661,877,493.03/270,132.90
  6. Step 6: Final answer
    x = 120,910.40

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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.