Home / 68,225.82-102,214.04-49,459.31

Finding the Fourth Proportional to 68,225.82, 102,214.04 and 49,459.31

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Solution

The fourth proportional to 68,225.82, 102,214.04 and 49,459.31 is: 74,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,225.82 : 102,214.04 = 49,459.31 : x
  2. Step 2: Convert to fraction form
    68,225.82/102,214.04 = 49,459.31/x
  3. Step 3: Cross multiply
    68,225.82x = 102,214.04 × 49,459.31
  4. Step 4: Simplify right side
    68,225.82x = 5,055,435,132.35
  5. Step 5: Solve for x
    x = 5,055,435,132.35/68,225.82
  6. Step 6: Final answer
    x = 74,098.56

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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.