Home / 52,375.05-78,611.99-34,857.18

Finding the Fourth Proportional to 52,375.05, 78,611.99 and 34,857.18

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Solution

The fourth proportional to 52,375.05, 78,611.99 and 34,857.18 is: 52,318.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,375.05 : 78,611.99 = 34,857.18 : x
  2. Step 2: Convert to fraction form
    52,375.05/78,611.99 = 34,857.18/x
  3. Step 3: Cross multiply
    52,375.05x = 78,611.99 × 34,857.18
  4. Step 4: Simplify right side
    52,375.05x = 2,740,192,111.30
  5. Step 5: Solve for x
    x = 2,740,192,111.30/52,375.05
  6. Step 6: Final answer
    x = 52,318.65

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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.