Home / 57,949.76-79,983.12-35,296.20

Finding the Fourth Proportional to 57,949.76, 79,983.12 and 35,296.20

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Solution

The fourth proportional to 57,949.76, 79,983.12 and 35,296.20 is: 48,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,949.76 : 79,983.12 = 35,296.20 : x
  2. Step 2: Convert to fraction form
    57,949.76/79,983.12 = 35,296.20/x
  3. Step 3: Cross multiply
    57,949.76x = 79,983.12 × 35,296.20
  4. Step 4: Simplify right side
    57,949.76x = 2,823,100,200.14
  5. Step 5: Solve for x
    x = 2,823,100,200.14/57,949.76
  6. Step 6: Final answer
    x = 48,716.34

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1.5x scale

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.