Home / 68,832.12-103,206.88-23,838.68

Finding the Fourth Proportional to 68,832.12, 103,206.88 and 23,838.68

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Solution

The fourth proportional to 68,832.12, 103,206.88 and 23,838.68 is: 35,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,832.12 : 103,206.88 = 23,838.68 : x
  2. Step 2: Convert to fraction form
    68,832.12/103,206.88 = 23,838.68/x
  3. Step 3: Cross multiply
    68,832.12x = 103,206.88 × 23,838.68
  4. Step 4: Simplify right side
    68,832.12x = 2,460,315,786.12
  5. Step 5: Solve for x
    x = 2,460,315,786.12/68,832.12
  6. Step 6: Final answer
    x = 35,743.72

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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.