Home / 164,839.88-227,479.04-89,388.44

Finding the Fourth Proportional to 164,839.88, 227,479.04 and 89,388.44

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Solution

The fourth proportional to 164,839.88, 227,479.04 and 89,388.44 is: 123,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,839.88 : 227,479.04 = 89,388.44 : x
  2. Step 2: Convert to fraction form
    164,839.88/227,479.04 = 89,388.44/x
  3. Step 3: Cross multiply
    164,839.88x = 227,479.04 × 89,388.44
  4. Step 4: Simplify right side
    164,839.88x = 20,333,994,933.96
  5. Step 5: Solve for x
    x = 20,333,994,933.96/164,839.88
  6. Step 6: Final answer
    x = 123,356.04

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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.