Home / 83,620.05-125,397.26-33,690.84

Finding the Fourth Proportional to 83,620.05, 125,397.26 and 33,690.84

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Solution

The fourth proportional to 83,620.05, 125,397.26 and 33,690.84 is: 50,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,620.05 : 125,397.26 = 33,690.84 : x
  2. Step 2: Convert to fraction form
    83,620.05/125,397.26 = 33,690.84/x
  3. Step 3: Cross multiply
    83,620.05x = 125,397.26 × 33,690.84
  4. Step 4: Simplify right side
    83,620.05x = 4,224,738,700.26
  5. Step 5: Solve for x
    x = 4,224,738,700.26/83,620.05
  6. Step 6: Final answer
    x = 50,523.04

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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.