Home / 69,065.80-103,572.66-22,306.12

Finding the Fourth Proportional to 69,065.80, 103,572.66 and 22,306.12

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Solution

The fourth proportional to 69,065.80, 103,572.66 and 22,306.12 is: 33,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,065.80 : 103,572.66 = 22,306.12 : x
  2. Step 2: Convert to fraction form
    69,065.80/103,572.66 = 22,306.12/x
  3. Step 3: Cross multiply
    69,065.80x = 103,572.66 × 22,306.12
  4. Step 4: Simplify right side
    69,065.80x = 2,310,304,182.68
  5. Step 5: Solve for x
    x = 2,310,304,182.68/69,065.80
  6. Step 6: Final answer
    x = 33,450.77

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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.