Home / 69,895.26-104,835.60-19,972.13

Finding the Fourth Proportional to 69,895.26, 104,835.60 and 19,972.13

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Solution

The fourth proportional to 69,895.26, 104,835.60 and 19,972.13 is: 29,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,895.26 : 104,835.60 = 19,972.13 : x
  2. Step 2: Convert to fraction form
    69,895.26/104,835.60 = 19,972.13/x
  3. Step 3: Cross multiply
    69,895.26x = 104,835.60 × 19,972.13
  4. Step 4: Simplify right side
    69,895.26x = 2,093,789,707.65
  5. Step 5: Solve for x
    x = 2,093,789,707.65/69,895.26
  6. Step 6: Final answer
    x = 29,956.10

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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.