Home / 68,126.43-102,189.69-32,579.35

Finding the Fourth Proportional to 68,126.43, 102,189.69 and 32,579.35

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Solution

The fourth proportional to 68,126.43, 102,189.69 and 32,579.35 is: 48,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,126.43 : 102,189.69 = 32,579.35 : x
  2. Step 2: Convert to fraction form
    68,126.43/102,189.69 = 32,579.35/x
  3. Step 3: Cross multiply
    68,126.43x = 102,189.69 × 32,579.35
  4. Step 4: Simplify right side
    68,126.43x = 3,329,273,514.00
  5. Step 5: Solve for x
    x = 3,329,273,514.00/68,126.43
  6. Step 6: Final answer
    x = 48,869.04

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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.