Home / 270,380.20-373,117.62-149,518.12

Finding the Fourth Proportional to 270,380.20, 373,117.62 and 149,518.12

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Solution

The fourth proportional to 270,380.20, 373,117.62 and 149,518.12 is: 206,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,380.20 : 373,117.62 = 149,518.12 : x
  2. Step 2: Convert to fraction form
    270,380.20/373,117.62 = 149,518.12/x
  3. Step 3: Cross multiply
    270,380.20x = 373,117.62 × 149,518.12
  4. Step 4: Simplify right side
    270,380.20x = 55,787,845,081.27
  5. Step 5: Solve for x
    x = 55,787,845,081.27/270,380.20
  6. Step 6: Final answer
    x = 206,331.10

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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.