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Finding the Fourth Proportional to 177,468.62, 244,912.08 and 100,998.71

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Solution

The fourth proportional to 177,468.62, 244,912.08 and 100,998.71 is: 139,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,468.62 : 244,912.08 = 100,998.71 : x
  2. Step 2: Convert to fraction form
    177,468.62/244,912.08 = 100,998.71/x
  3. Step 3: Cross multiply
    177,468.62x = 244,912.08 × 100,998.71
  4. Step 4: Simplify right side
    177,468.62x = 24,735,802,918.86
  5. Step 5: Solve for x
    x = 24,735,802,918.86/177,468.62
  6. Step 6: Final answer
    x = 139,381.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.