Home / 69,245.46-103,795.68-39,222.18

Finding the Fourth Proportional to 69,245.46, 103,795.68 and 39,222.18

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Solution

The fourth proportional to 69,245.46, 103,795.68 and 39,222.18 is: 58,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,245.46 : 103,795.68 = 39,222.18 : x
  2. Step 2: Convert to fraction form
    69,245.46/103,795.68 = 39,222.18/x
  3. Step 3: Cross multiply
    69,245.46x = 103,795.68 × 39,222.18
  4. Step 4: Simplify right side
    69,245.46x = 4,071,092,844.18
  5. Step 5: Solve for x
    x = 4,071,092,844.18/69,245.46
  6. Step 6: Final answer
    x = 58,792.20

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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.