Home / 299,865.26-413,819.94-163,895.42

Finding the Fourth Proportional to 299,865.26, 413,819.94 and 163,895.42

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Solution

The fourth proportional to 299,865.26, 413,819.94 and 163,895.42 is: 226,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,865.26 : 413,819.94 = 163,895.42 : x
  2. Step 2: Convert to fraction form
    299,865.26/413,819.94 = 163,895.42/x
  3. Step 3: Cross multiply
    299,865.26x = 413,819.94 × 163,895.42
  4. Step 4: Simplify right side
    299,865.26x = 67,823,190,801.58
  5. Step 5: Solve for x
    x = 67,823,190,801.58/299,865.26
  6. Step 6: Final answer
    x = 226,178.89

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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.