Home / 188,962.55-260,768.31-104,079.62

Finding the Fourth Proportional to 188,962.55, 260,768.31 and 104,079.62

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Solution

The fourth proportional to 188,962.55, 260,768.31 and 104,079.62 is: 143,629.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,962.55 : 260,768.31 = 104,079.62 : x
  2. Step 2: Convert to fraction form
    188,962.55/260,768.31 = 104,079.62/x
  3. Step 3: Cross multiply
    188,962.55x = 260,768.31 × 104,079.62
  4. Step 4: Simplify right side
    188,962.55x = 27,140,665,048.80
  5. Step 5: Solve for x
    x = 27,140,665,048.80/188,962.55
  6. Step 6: Final answer
    x = 143,629.86

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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.