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Finding the Fourth Proportional to 133,210, 199,810.40 and 33,371.06

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Solution

The fourth proportional to 133,210, 199,810.40 and 33,371.06 is: 50,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,210 : 199,810.40 = 33,371.06 : x
  2. Step 2: Convert to fraction form
    133,210/199,810.40 = 33,371.06/x
  3. Step 3: Cross multiply
    133,210x = 199,810.40 × 33,371.06
  4. Step 4: Simplify right side
    133,210x = 6,667,884,847.02
  5. Step 5: Solve for x
    x = 6,667,884,847.02/133,210
  6. Step 6: Final answer
    x = 50,055.44

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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.