Home / 79,516.92-109,727.82-43,706.04

Finding the Fourth Proportional to 79,516.92, 109,727.82 and 43,706.04

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Solution

The fourth proportional to 79,516.92, 109,727.82 and 43,706.04 is: 60,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,516.92 : 109,727.82 = 43,706.04 : x
  2. Step 2: Convert to fraction form
    79,516.92/109,727.82 = 43,706.04/x
  3. Step 3: Cross multiply
    79,516.92x = 109,727.82 × 43,706.04
  4. Step 4: Simplify right side
    79,516.92x = 4,795,768,490.03
  5. Step 5: Solve for x
    x = 4,795,768,490.03/79,516.92
  6. Step 6: Final answer
    x = 60,311.30

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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.