Home / 68,822.96-103,164.72-46,638.58

Finding the Fourth Proportional to 68,822.96, 103,164.72 and 46,638.58

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Solution

The fourth proportional to 68,822.96, 103,164.72 and 46,638.58 is: 69,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,822.96 : 103,164.72 = 46,638.58 : x
  2. Step 2: Convert to fraction form
    68,822.96/103,164.72 = 46,638.58/x
  3. Step 3: Cross multiply
    68,822.96x = 103,164.72 × 46,638.58
  4. Step 4: Simplify right side
    68,822.96x = 4,811,456,046.90
  5. Step 5: Solve for x
    x = 4,811,456,046.90/68,822.96
  6. Step 6: Final answer
    x = 69,910.62

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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.