Home / 88,066.44-131,933.58-68,248.12

Finding the Fourth Proportional to 88,066.44, 131,933.58 and 68,248.12

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Solution

The fourth proportional to 88,066.44, 131,933.58 and 68,248.12 is: 102,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066.44 : 131,933.58 = 68,248.12 : x
  2. Step 2: Convert to fraction form
    88,066.44/131,933.58 = 68,248.12/x
  3. Step 3: Cross multiply
    88,066.44x = 131,933.58 × 68,248.12
  4. Step 4: Simplify right side
    88,066.44x = 9,004,218,461.48
  5. Step 5: Solve for x
    x = 9,004,218,461.48/88,066.44
  6. Step 6: Final answer
    x = 102,243.47

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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.