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Finding the Fourth Proportional to 50,761.50, 70,082.64 and 32,619.58

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Solution

The fourth proportional to 50,761.50, 70,082.64 and 32,619.58 is: 45,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,761.50 : 70,082.64 = 32,619.58 : x
  2. Step 2: Convert to fraction form
    50,761.50/70,082.64 = 32,619.58/x
  3. Step 3: Cross multiply
    50,761.50x = 70,082.64 × 32,619.58
  4. Step 4: Simplify right side
    50,761.50x = 2,286,066,282.09
  5. Step 5: Solve for x
    x = 2,286,066,282.09/50,761.50
  6. Step 6: Final answer
    x = 45,035.44

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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.