Home / 135,206.88-202,667.31-50,930.58

Finding the Fourth Proportional to 135,206.88, 202,667.31 and 50,930.58

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Solution

The fourth proportional to 135,206.88, 202,667.31 and 50,930.58 is: 76,342.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,206.88 : 202,667.31 = 50,930.58 : x
  2. Step 2: Convert to fraction form
    135,206.88/202,667.31 = 50,930.58/x
  3. Step 3: Cross multiply
    135,206.88x = 202,667.31 × 50,930.58
  4. Step 4: Simplify right side
    135,206.88x = 10,321,963,645.34
  5. Step 5: Solve for x
    x = 10,321,963,645.34/135,206.88
  6. Step 6: Final answer
    x = 76,342.00

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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.