Home / 206,257.46-284,652.71-115,611.98

Finding the Fourth Proportional to 206,257.46, 284,652.71 and 115,611.98

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Solution

The fourth proportional to 206,257.46, 284,652.71 and 115,611.98 is: 159,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,257.46 : 284,652.71 = 115,611.98 : x
  2. Step 2: Convert to fraction form
    206,257.46/284,652.71 = 115,611.98/x
  3. Step 3: Cross multiply
    206,257.46x = 284,652.71 × 115,611.98
  4. Step 4: Simplify right side
    206,257.46x = 32,909,261,414.14
  5. Step 5: Solve for x
    x = 32,909,261,414.14/206,257.46
  6. Step 6: Final answer
    x = 159,554.29

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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.