Home / 270,024.20-404,712.30-112,171.40

Finding the Fourth Proportional to 270,024.20, 404,712.30 and 112,171.40

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Solution

The fourth proportional to 270,024.20, 404,712.30 and 112,171.40 is: 168,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,024.20 : 404,712.30 = 112,171.40 : x
  2. Step 2: Convert to fraction form
    270,024.20/404,712.30 = 112,171.40/x
  3. Step 3: Cross multiply
    270,024.20x = 404,712.30 × 112,171.40
  4. Step 4: Simplify right side
    270,024.20x = 45,397,145,288.22
  5. Step 5: Solve for x
    x = 45,397,145,288.22/270,024.20
  6. Step 6: Final answer
    x = 168,122.51

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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.