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Finding the Fourth Proportional to 76,170.24, 114,294.24 and 34,611.84

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Solution

The fourth proportional to 76,170.24, 114,294.24 and 34,611.84 is: 51,935.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,170.24 : 114,294.24 = 34,611.84 : x
  2. Step 2: Convert to fraction form
    76,170.24/114,294.24 = 34,611.84/x
  3. Step 3: Cross multiply
    76,170.24x = 114,294.24 × 34,611.84
  4. Step 4: Simplify right side
    76,170.24x = 3,955,933,947.80
  5. Step 5: Solve for x
    x = 3,955,933,947.80/76,170.24
  6. Step 6: Final answer
    x = 51,935.43

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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.