Home / 178,845.48-268,226.59-66,578.58

Finding the Fourth Proportional to 178,845.48, 268,226.59 and 66,578.58

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Solution

The fourth proportional to 178,845.48, 268,226.59 and 66,578.58 is: 99,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,845.48 : 268,226.59 = 66,578.58 : x
  2. Step 2: Convert to fraction form
    178,845.48/268,226.59 = 66,578.58/x
  3. Step 3: Cross multiply
    178,845.48x = 268,226.59 × 66,578.58
  4. Step 4: Simplify right side
    178,845.48x = 17,858,145,480.44
  5. Step 5: Solve for x
    x = 17,858,145,480.44/178,845.48
  6. Step 6: Final answer
    x = 99,852.37

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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.