Home / 82,229.54-113,479.49-50,392.28

Finding the Fourth Proportional to 82,229.54, 113,479.49 and 50,392.28

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Solution

The fourth proportional to 82,229.54, 113,479.49 and 50,392.28 is: 69,543.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,229.54 : 113,479.49 = 50,392.28 : x
  2. Step 2: Convert to fraction form
    82,229.54/113,479.49 = 50,392.28/x
  3. Step 3: Cross multiply
    82,229.54x = 113,479.49 × 50,392.28
  4. Step 4: Simplify right side
    82,229.54x = 5,718,490,644.02
  5. Step 5: Solve for x
    x = 5,718,490,644.02/82,229.54
  6. Step 6: Final answer
    x = 69,543.03

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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.