Home / 222,836.54-307,516.80-120,862.14

Finding the Fourth Proportional to 222,836.54, 307,516.80 and 120,862.14

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Solution

The fourth proportional to 222,836.54, 307,516.80 and 120,862.14 is: 166,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,836.54 : 307,516.80 = 120,862.14 : x
  2. Step 2: Convert to fraction form
    222,836.54/307,516.80 = 120,862.14/x
  3. Step 3: Cross multiply
    222,836.54x = 307,516.80 × 120,862.14
  4. Step 4: Simplify right side
    222,836.54x = 37,167,138,533.95
  5. Step 5: Solve for x
    x = 37,167,138,533.95/222,836.54
  6. Step 6: Final answer
    x = 166,791.04

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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.