Home / 109,192.52-163,793.43-38,122.31

Finding the Fourth Proportional to 109,192.52, 163,793.43 and 38,122.31

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Solution

The fourth proportional to 109,192.52, 163,793.43 and 38,122.31 is: 57,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,192.52 : 163,793.43 = 38,122.31 : x
  2. Step 2: Convert to fraction form
    109,192.52/163,793.43 = 38,122.31/x
  3. Step 3: Cross multiply
    109,192.52x = 163,793.43 × 38,122.31
  4. Step 4: Simplify right side
    109,192.52x = 6,244,183,914.42
  5. Step 5: Solve for x
    x = 6,244,183,914.42/109,192.52
  6. Step 6: Final answer
    x = 57,185.09

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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.