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Finding the Fourth Proportional to 69,751.19, 104,592.47 and 22,355.16

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Solution

The fourth proportional to 69,751.19, 104,592.47 and 22,355.16 is: 33,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,751.19 : 104,592.47 = 22,355.16 : x
  2. Step 2: Convert to fraction form
    69,751.19/104,592.47 = 22,355.16/x
  3. Step 3: Cross multiply
    69,751.19x = 104,592.47 × 22,355.16
  4. Step 4: Simplify right side
    69,751.19x = 2,338,180,897.65
  5. Step 5: Solve for x
    x = 2,338,180,897.65/69,751.19
  6. Step 6: Final answer
    x = 33,521.73

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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.