Home / 135,936.02-203,906.07-47,192.34

Finding the Fourth Proportional to 135,936.02, 203,906.07 and 47,192.34

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Solution

The fourth proportional to 135,936.02, 203,906.07 and 47,192.34 is: 70,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,936.02 : 203,906.07 = 47,192.34 : x
  2. Step 2: Convert to fraction form
    135,936.02/203,906.07 = 47,192.34/x
  3. Step 3: Cross multiply
    135,936.02x = 203,906.07 × 47,192.34
  4. Step 4: Simplify right side
    135,936.02x = 9,622,804,782.60
  5. Step 5: Solve for x
    x = 9,622,804,782.60/135,936.02
  6. Step 6: Final answer
    x = 70,789.22

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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.