Home / 299,927.26-413,898.60-163,961.20

Finding the Fourth Proportional to 299,927.26, 413,898.60 and 163,961.20

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Solution

The fourth proportional to 299,927.26, 413,898.60 and 163,961.20 is: 226,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,927.26 : 413,898.60 = 163,961.20 : x
  2. Step 2: Convert to fraction form
    299,927.26/413,898.60 = 163,961.20/x
  3. Step 3: Cross multiply
    299,927.26x = 413,898.60 × 163,961.20
  4. Step 4: Simplify right side
    299,927.26x = 67,863,311,134.32
  5. Step 5: Solve for x
    x = 67,863,311,134.32/299,927.26
  6. Step 6: Final answer
    x = 226,265.90

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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.