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Finding the Fourth Proportional to 71,397.42, 107,096.94 and 33,961.08

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Solution

The fourth proportional to 71,397.42, 107,096.94 and 33,961.08 is: 50,942.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,397.42 : 107,096.94 = 33,961.08 : x
  2. Step 2: Convert to fraction form
    71,397.42/107,096.94 = 33,961.08/x
  3. Step 3: Cross multiply
    71,397.42x = 107,096.94 × 33,961.08
  4. Step 4: Simplify right side
    71,397.42x = 3,637,127,747.10
  5. Step 5: Solve for x
    x = 3,637,127,747.10/71,397.42
  6. Step 6: Final answer
    x = 50,942.01

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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.