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Finding the Fourth Proportional to 197,092.69, 295,603.26 and 69,027.79

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Solution

The fourth proportional to 197,092.69, 295,603.26 and 69,027.79 is: 103,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,092.69 : 295,603.26 = 69,027.79 : x
  2. Step 2: Convert to fraction form
    197,092.69/295,603.26 = 69,027.79/x
  3. Step 3: Cross multiply
    197,092.69x = 295,603.26 × 69,027.79
  4. Step 4: Simplify right side
    197,092.69x = 20,404,839,754.60
  5. Step 5: Solve for x
    x = 20,404,839,754.60/197,092.69
  6. Step 6: Final answer
    x = 103,529.16

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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.