Home / 175,699.89-263,273.86-135,816.60

Finding the Fourth Proportional to 175,699.89, 263,273.86 and 135,816.60

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Solution

The fourth proportional to 175,699.89, 263,273.86 and 135,816.60 is: 203,511.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,699.89 : 263,273.86 = 135,816.60 : x
  2. Step 2: Convert to fraction form
    175,699.89/263,273.86 = 135,816.60/x
  3. Step 3: Cross multiply
    175,699.89x = 263,273.86 × 135,816.60
  4. Step 4: Simplify right side
    175,699.89x = 35,756,958,538.62
  5. Step 5: Solve for x
    x = 35,756,958,538.62/175,699.89
  6. Step 6: Final answer
    x = 203,511.56

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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.