Home / 68,226.19-102,214.60-49,459.68

Finding the Fourth Proportional to 68,226.19, 102,214.60 and 49,459.68

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Solution

The fourth proportional to 68,226.19, 102,214.60 and 49,459.68 is: 74,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,226.19 : 102,214.60 = 49,459.68 : x
  2. Step 2: Convert to fraction form
    68,226.19/102,214.60 = 49,459.68/x
  3. Step 3: Cross multiply
    68,226.19x = 102,214.60 × 49,459.68
  4. Step 4: Simplify right side
    68,226.19x = 5,055,501,283.68
  5. Step 5: Solve for x
    x = 5,055,501,283.68/68,226.19
  6. Step 6: Final answer
    x = 74,099.13

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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.