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Finding the Fourth Proportional to 164,467.53, 226,963.89 and 92,861.64

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Solution

The fourth proportional to 164,467.53, 226,963.89 and 92,861.64 is: 128,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,467.53 : 226,963.89 = 92,861.64 : x
  2. Step 2: Convert to fraction form
    164,467.53/226,963.89 = 92,861.64/x
  3. Step 3: Cross multiply
    164,467.53x = 226,963.89 × 92,861.64
  4. Step 4: Simplify right side
    164,467.53x = 21,076,239,046.18
  5. Step 5: Solve for x
    x = 21,076,239,046.18/164,467.53
  6. Step 6: Final answer
    x = 128,148.33

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1.5x scale

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.