Home / 68,282.91-102,354.21-26,153.10

Finding the Fourth Proportional to 68,282.91, 102,354.21 and 26,153.10

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Solution

The fourth proportional to 68,282.91, 102,354.21 and 26,153.10 is: 39,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,282.91 : 102,354.21 = 26,153.10 : x
  2. Step 2: Convert to fraction form
    68,282.91/102,354.21 = 26,153.10/x
  3. Step 3: Cross multiply
    68,282.91x = 102,354.21 × 26,153.10
  4. Step 4: Simplify right side
    68,282.91x = 2,676,879,889.55
  5. Step 5: Solve for x
    x = 2,676,879,889.55/68,282.91
  6. Step 6: Final answer
    x = 39,202.78

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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.