Home / 204,406.19-282,076.12-113,761.79

Finding the Fourth Proportional to 204,406.19, 282,076.12 and 113,761.79

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Solution

The fourth proportional to 204,406.19, 282,076.12 and 113,761.79 is: 156,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,406.19 : 282,076.12 = 113,761.79 : x
  2. Step 2: Convert to fraction form
    204,406.19/282,076.12 = 113,761.79/x
  3. Step 3: Cross multiply
    204,406.19x = 282,076.12 × 113,761.79
  4. Step 4: Simplify right side
    204,406.19x = 32,089,484,327.45
  5. Step 5: Solve for x
    x = 32,089,484,327.45/204,406.19
  6. Step 6: Final answer
    x = 156,988.81

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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.