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Finding the Fourth Proportional to 63,769.79, 95,611.40 and 35,709.14

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Solution

The fourth proportional to 63,769.79, 95,611.40 and 35,709.14 is: 53,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769.79 : 95,611.40 = 35,709.14 : x
  2. Step 2: Convert to fraction form
    63,769.79/95,611.40 = 35,709.14/x
  3. Step 3: Cross multiply
    63,769.79x = 95,611.40 × 35,709.14
  4. Step 4: Simplify right side
    63,769.79x = 3,414,200,689.65
  5. Step 5: Solve for x
    x = 3,414,200,689.65/63,769.79
  6. Step 6: Final answer
    x = 53,539.47

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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.