Home / 135,201.49-202,786.75-35,371.32

Finding the Fourth Proportional to 135,201.49, 202,786.75 and 35,371.32

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Solution

The fourth proportional to 135,201.49, 202,786.75 and 35,371.32 is: 53,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,201.49 : 202,786.75 = 35,371.32 : x
  2. Step 2: Convert to fraction form
    135,201.49/202,786.75 = 35,371.32/x
  3. Step 3: Cross multiply
    135,201.49x = 202,786.75 × 35,371.32
  4. Step 4: Simplify right side
    135,201.49x = 7,172,835,026.01
  5. Step 5: Solve for x
    x = 7,172,835,026.01/135,201.49
  6. Step 6: Final answer
    x = 53,052.93

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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.