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Finding the Fourth Proportional to 133,076.21, 183,179.03 and 116,050.41

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Solution

The fourth proportional to 133,076.21, 183,179.03 and 116,050.41 is: 159,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,076.21 : 183,179.03 = 116,050.41 : x
  2. Step 2: Convert to fraction form
    133,076.21/183,179.03 = 116,050.41/x
  3. Step 3: Cross multiply
    133,076.21x = 183,179.03 × 116,050.41
  4. Step 4: Simplify right side
    133,076.21x = 21,258,000,954.65
  5. Step 5: Solve for x
    x = 21,258,000,954.65/133,076.21
  6. Step 6: Final answer
    x = 159,743.07

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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.