Home / 136,285.23-204,428.62-121,361.52

Finding the Fourth Proportional to 136,285.23, 204,428.62 and 121,361.52

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Solution

The fourth proportional to 136,285.23, 204,428.62 and 121,361.52 is: 182,042.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,285.23 : 204,428.62 = 121,361.52 : x
  2. Step 2: Convert to fraction form
    136,285.23/204,428.62 = 121,361.52/x
  3. Step 3: Cross multiply
    136,285.23x = 204,428.62 × 121,361.52
  4. Step 4: Simplify right side
    136,285.23x = 24,809,768,973.01
  5. Step 5: Solve for x
    x = 24,809,768,973.01/136,285.23
  6. Step 6: Final answer
    x = 182,042.97

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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.