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Finding the Fourth Proportional to 69,097.48, 103,661.34 and 22,355.08

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Solution

The fourth proportional to 69,097.48, 103,661.34 and 22,355.08 is: 33,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,097.48 : 103,661.34 = 22,355.08 : x
  2. Step 2: Convert to fraction form
    69,097.48/103,661.34 = 22,355.08/x
  3. Step 3: Cross multiply
    69,097.48x = 103,661.34 × 22,355.08
  4. Step 4: Simplify right side
    69,097.48x = 2,317,357,548.61
  5. Step 5: Solve for x
    x = 2,317,357,548.61/69,097.48
  6. Step 6: Final answer
    x = 33,537.51

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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.