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Finding the Fourth Proportional to 83,532.94, 125,361.68 and 33,613.46

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Solution

The fourth proportional to 83,532.94, 125,361.68 and 33,613.46 is: 50,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,532.94 : 125,361.68 = 33,613.46 : x
  2. Step 2: Convert to fraction form
    83,532.94/125,361.68 = 33,613.46/x
  3. Step 3: Cross multiply
    83,532.94x = 125,361.68 × 33,613.46
  4. Step 4: Simplify right side
    83,532.94x = 4,213,839,816.21
  5. Step 5: Solve for x
    x = 4,213,839,816.21/83,532.94
  6. Step 6: Final answer
    x = 50,445.25

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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.