Home / 262,092.20-393,138.30-112,404.20

Finding the Fourth Proportional to 262,092.20, 393,138.30 and 112,404.20

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Solution

The fourth proportional to 262,092.20, 393,138.30 and 112,404.20 is: 168,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,092.20 : 393,138.30 = 112,404.20 : x
  2. Step 2: Convert to fraction form
    262,092.20/393,138.30 = 112,404.20/x
  3. Step 3: Cross multiply
    262,092.20x = 393,138.30 × 112,404.20
  4. Step 4: Simplify right side
    262,092.20x = 44,190,396,100.86
  5. Step 5: Solve for x
    x = 44,190,396,100.86/262,092.20
  6. Step 6: Final answer
    x = 168,606.30

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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.