Home / 178,907.97-268,361.73-45,788.30

Finding the Fourth Proportional to 178,907.97, 268,361.73 and 45,788.30

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Solution

The fourth proportional to 178,907.97, 268,361.73 and 45,788.30 is: 68,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,907.97 : 268,361.73 = 45,788.30 : x
  2. Step 2: Convert to fraction form
    178,907.97/268,361.73 = 45,788.30/x
  3. Step 3: Cross multiply
    178,907.97x = 268,361.73 × 45,788.30
  4. Step 4: Simplify right side
    178,907.97x = 12,287,826,059.95
  5. Step 5: Solve for x
    x = 12,287,826,059.95/178,907.97
  6. Step 6: Final answer
    x = 68,682.38

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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.