Home / 284,908.23-393,192.97-164,081.34

Finding the Fourth Proportional to 284,908.23, 393,192.97 and 164,081.34

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Solution

The fourth proportional to 284,908.23, 393,192.97 and 164,081.34 is: 226,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,908.23 : 393,192.97 = 164,081.34 : x
  2. Step 2: Convert to fraction form
    284,908.23/393,192.97 = 164,081.34/x
  3. Step 3: Cross multiply
    284,908.23x = 393,192.97 × 164,081.34
  4. Step 4: Simplify right side
    284,908.23x = 64,515,628,985.98
  5. Step 5: Solve for x
    x = 64,515,628,985.98/284,908.23
  6. Step 6: Final answer
    x = 226,443.54

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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.