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Finding the Fourth Proportional to 50,175.80, 69,226.80 and 31,323.84

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Solution

The fourth proportional to 50,175.80, 69,226.80 and 31,323.84 is: 43,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,175.80 : 69,226.80 = 31,323.84 : x
  2. Step 2: Convert to fraction form
    50,175.80/69,226.80 = 31,323.84/x
  3. Step 3: Cross multiply
    50,175.80x = 69,226.80 × 31,323.84
  4. Step 4: Simplify right side
    50,175.80x = 2,168,449,206.91
  5. Step 5: Solve for x
    x = 2,168,449,206.91/50,175.80
  6. Step 6: Final answer
    x = 43,217.03

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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.