Home / 113,906.20-170,859.30-50,726.20

Finding the Fourth Proportional to 113,906.20, 170,859.30 and 50,726.20

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Solution

The fourth proportional to 113,906.20, 170,859.30 and 50,726.20 is: 76,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,906.20 : 170,859.30 = 50,726.20 : x
  2. Step 2: Convert to fraction form
    113,906.20/170,859.30 = 50,726.20/x
  3. Step 3: Cross multiply
    113,906.20x = 170,859.30 × 50,726.20
  4. Step 4: Simplify right side
    113,906.20x = 8,667,043,023.66
  5. Step 5: Solve for x
    x = 8,667,043,023.66/113,906.20
  6. Step 6: Final answer
    x = 76,089.30

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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.