Home / 68,236.23-102,354.34-26,654.07

Finding the Fourth Proportional to 68,236.23, 102,354.34 and 26,654.07

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Solution

The fourth proportional to 68,236.23, 102,354.34 and 26,654.07 is: 39,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,236.23 : 102,354.34 = 26,654.07 : x
  2. Step 2: Convert to fraction form
    68,236.23/102,354.34 = 26,654.07/x
  3. Step 3: Cross multiply
    68,236.23x = 102,354.34 × 26,654.07
  4. Step 4: Simplify right side
    68,236.23x = 2,728,159,098.12
  5. Step 5: Solve for x
    x = 2,728,159,098.12/68,236.23
  6. Step 6: Final answer
    x = 39,981.10

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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.