Home / 135,573.48-203,386.82-50,185.08

Finding the Fourth Proportional to 135,573.48, 203,386.82 and 50,185.08

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Solution

The fourth proportional to 135,573.48, 203,386.82 and 50,185.08 is: 75,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,573.48 : 203,386.82 = 50,185.08 : x
  2. Step 2: Convert to fraction form
    135,573.48/203,386.82 = 50,185.08/x
  3. Step 3: Cross multiply
    135,573.48x = 203,386.82 × 50,185.08
  4. Step 4: Simplify right side
    135,573.48x = 10,206,983,581.72
  5. Step 5: Solve for x
    x = 10,206,983,581.72/135,573.48
  6. Step 6: Final answer
    x = 75,287.46

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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.