Home / 82,001.05-122,998.83-33,968.15

Finding the Fourth Proportional to 82,001.05, 122,998.83 and 33,968.15

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Solution

The fourth proportional to 82,001.05, 122,998.83 and 33,968.15 is: 50,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,001.05 : 122,998.83 = 33,968.15 : x
  2. Step 2: Convert to fraction form
    82,001.05/122,998.83 = 33,968.15/x
  3. Step 3: Cross multiply
    82,001.05x = 122,998.83 × 33,968.15
  4. Step 4: Simplify right side
    82,001.05x = 4,178,042,707.26
  5. Step 5: Solve for x
    x = 4,178,042,707.26/82,001.05
  6. Step 6: Final answer
    x = 50,951.09

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1.5x scale

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.