Home / 69,678.50-104,524.67-22,281.69

Finding the Fourth Proportional to 69,678.50, 104,524.67 and 22,281.69

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Solution

The fourth proportional to 69,678.50, 104,524.67 and 22,281.69 is: 33,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,678.50 : 104,524.67 = 22,281.69 : x
  2. Step 2: Convert to fraction form
    69,678.50/104,524.67 = 22,281.69/x
  3. Step 3: Cross multiply
    69,678.50x = 104,524.67 × 22,281.69
  4. Step 4: Simplify right side
    69,678.50x = 2,328,985,951.62
  5. Step 5: Solve for x
    x = 2,328,985,951.62/69,678.50
  6. Step 6: Final answer
    x = 33,424.74

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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.