Home / 66,514.83-91,787.09-36,299.90

Finding the Fourth Proportional to 66,514.83, 91,787.09 and 36,299.90

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Solution

The fourth proportional to 66,514.83, 91,787.09 and 36,299.90 is: 50,092.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,514.83 : 91,787.09 = 36,299.90 : x
  2. Step 2: Convert to fraction form
    66,514.83/91,787.09 = 36,299.90/x
  3. Step 3: Cross multiply
    66,514.83x = 91,787.09 × 36,299.90
  4. Step 4: Simplify right side
    66,514.83x = 3,331,862,188.29
  5. Step 5: Solve for x
    x = 3,331,862,188.29/66,514.83
  6. Step 6: Final answer
    x = 50,092.02

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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.