Home / 68,306.22-102,442.79-35,009.15

Finding the Fourth Proportional to 68,306.22, 102,442.79 and 35,009.15

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Solution

The fourth proportional to 68,306.22, 102,442.79 and 35,009.15 is: 52,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,306.22 : 102,442.79 = 35,009.15 : x
  2. Step 2: Convert to fraction form
    68,306.22/102,442.79 = 35,009.15/x
  3. Step 3: Cross multiply
    68,306.22x = 102,442.79 × 35,009.15
  4. Step 4: Simplify right side
    68,306.22x = 3,586,434,576.84
  5. Step 5: Solve for x
    x = 3,586,434,576.84/68,306.22
  6. Step 6: Final answer
    x = 52,505.24

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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.