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Finding the Fourth Proportional to 197,681.87, 296,409.15 and 60,869.49

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Solution

The fourth proportional to 197,681.87, 296,409.15 and 60,869.49 is: 91,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,681.87 : 296,409.15 = 60,869.49 : x
  2. Step 2: Convert to fraction form
    197,681.87/296,409.15 = 60,869.49/x
  3. Step 3: Cross multiply
    197,681.87x = 296,409.15 × 60,869.49
  4. Step 4: Simplify right side
    197,681.87x = 18,042,273,791.83
  5. Step 5: Solve for x
    x = 18,042,273,791.83/197,681.87
  6. Step 6: Final answer
    x = 91,269.24

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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.