Home / 68,538.22-102,815.54-24,155.79

Finding the Fourth Proportional to 68,538.22, 102,815.54 and 24,155.79

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Solution

The fourth proportional to 68,538.22, 102,815.54 and 24,155.79 is: 36,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,538.22 : 102,815.54 = 24,155.79 : x
  2. Step 2: Convert to fraction form
    68,538.22/102,815.54 = 24,155.79/x
  3. Step 3: Cross multiply
    68,538.22x = 102,815.54 × 24,155.79
  4. Step 4: Simplify right side
    68,538.22x = 2,483,590,592.98
  5. Step 5: Solve for x
    x = 2,483,590,592.98/68,538.22
  6. Step 6: Final answer
    x = 36,236.58

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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.