Home / 68,107.92-93,991.64-41,235.16

Finding the Fourth Proportional to 68,107.92, 93,991.64 and 41,235.16

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Solution

The fourth proportional to 68,107.92, 93,991.64 and 41,235.16 is: 56,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,107.92 : 93,991.64 = 41,235.16 : x
  2. Step 2: Convert to fraction form
    68,107.92/93,991.64 = 41,235.16/x
  3. Step 3: Cross multiply
    68,107.92x = 93,991.64 × 41,235.16
  4. Step 4: Simplify right side
    68,107.92x = 3,875,760,314.06
  5. Step 5: Solve for x
    x = 3,875,760,314.06/68,107.92
  6. Step 6: Final answer
    x = 56,906.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.