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Finding the Fourth Proportional to 177,078.71, 244,361.48 and 96,504.50

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Solution

The fourth proportional to 177,078.71, 244,361.48 and 96,504.50 is: 133,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,078.71 : 244,361.48 = 96,504.50 : x
  2. Step 2: Convert to fraction form
    177,078.71/244,361.48 = 96,504.50/x
  3. Step 3: Cross multiply
    177,078.71x = 244,361.48 × 96,504.50
  4. Step 4: Simplify right side
    177,078.71x = 23,581,982,014.76
  5. Step 5: Solve for x
    x = 23,581,982,014.76/177,078.71
  6. Step 6: Final answer
    x = 133,172.32

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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.