Home / 179,731.35-269,635.32-53,371.98

Finding the Fourth Proportional to 179,731.35, 269,635.32 and 53,371.98

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Solution

The fourth proportional to 179,731.35, 269,635.32 and 53,371.98 is: 80,069.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,731.35 : 269,635.32 = 53,371.98 : x
  2. Step 2: Convert to fraction form
    179,731.35/269,635.32 = 53,371.98/x
  3. Step 3: Cross multiply
    179,731.35x = 269,635.32 × 53,371.98
  4. Step 4: Simplify right side
    179,731.35x = 14,390,970,906.33
  5. Step 5: Solve for x
    x = 14,390,970,906.33/179,731.35
  6. Step 6: Final answer
    x = 80,069.34

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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.