Home / 188,968.44-260,771.07-102,925.47

Finding the Fourth Proportional to 188,968.44, 260,771.07 and 102,925.47

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Solution

The fourth proportional to 188,968.44, 260,771.07 and 102,925.47 is: 142,034.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,968.44 : 260,771.07 = 102,925.47 : x
  2. Step 2: Convert to fraction form
    188,968.44/260,771.07 = 102,925.47/x
  3. Step 3: Cross multiply
    188,968.44x = 260,771.07 × 102,925.47
  4. Step 4: Simplify right side
    188,968.44x = 26,839,984,942.15
  5. Step 5: Solve for x
    x = 26,839,984,942.15/188,968.44
  6. Step 6: Final answer
    x = 142,034.22

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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.