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Finding the Fourth Proportional to 69,619.44, 104,444.52 and 22,870.32

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Solution

The fourth proportional to 69,619.44, 104,444.52 and 22,870.32 is: 34,310.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619.44 : 104,444.52 = 22,870.32 : x
  2. Step 2: Convert to fraction form
    69,619.44/104,444.52 = 22,870.32/x
  3. Step 3: Cross multiply
    69,619.44x = 104,444.52 × 22,870.32
  4. Step 4: Simplify right side
    69,619.44x = 2,388,679,594.65
  5. Step 5: Solve for x
    x = 2,388,679,594.65/69,619.44
  6. Step 6: Final answer
    x = 34,310.53

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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.