Home / 175,664.27-263,456.99-80,803.35

Finding the Fourth Proportional to 175,664.27, 263,456.99 and 80,803.35

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Solution

The fourth proportional to 175,664.27, 263,456.99 and 80,803.35 is: 121,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,664.27 : 263,456.99 = 80,803.35 : x
  2. Step 2: Convert to fraction form
    175,664.27/263,456.99 = 80,803.35/x
  3. Step 3: Cross multiply
    175,664.27x = 263,456.99 × 80,803.35
  4. Step 4: Simplify right side
    175,664.27x = 21,288,206,968.90
  5. Step 5: Solve for x
    x = 21,288,206,968.90/175,664.27
  6. Step 6: Final answer
    x = 121,186.90

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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.