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Finding the Fourth Proportional to 164,076.53, 246,122.61 and 79,736.21

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Solution

The fourth proportional to 164,076.53, 246,122.61 and 79,736.21 is: 119,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,076.53 : 246,122.61 = 79,736.21 : x
  2. Step 2: Convert to fraction form
    164,076.53/246,122.61 = 79,736.21/x
  3. Step 3: Cross multiply
    164,076.53x = 246,122.61 × 79,736.21
  4. Step 4: Simplify right side
    164,076.53x = 19,624,882,886.10
  5. Step 5: Solve for x
    x = 19,624,882,886.10/164,076.53
  6. Step 6: Final answer
    x = 119,608.11

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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.