Home / 222,849.48-307,192.86-188,732.28

Finding the Fourth Proportional to 222,849.48, 307,192.86 and 188,732.28

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Solution

The fourth proportional to 222,849.48, 307,192.86 and 188,732.28 is: 260,163.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,849.48 : 307,192.86 = 188,732.28 : x
  2. Step 2: Convert to fraction form
    222,849.48/307,192.86 = 188,732.28/x
  3. Step 3: Cross multiply
    222,849.48x = 307,192.86 × 188,732.28
  4. Step 4: Simplify right side
    222,849.48x = 57,977,208,867.52
  5. Step 5: Solve for x
    x = 57,977,208,867.52/222,849.48
  6. Step 6: Final answer
    x = 260,163.09

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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.