Home / 199,769.55-275,610.24-118,080.57

Finding the Fourth Proportional to 199,769.55, 275,610.24 and 118,080.57

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Solution

The fourth proportional to 199,769.55, 275,610.24 and 118,080.57 is: 162,908.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,769.55 : 275,610.24 = 118,080.57 : x
  2. Step 2: Convert to fraction form
    199,769.55/275,610.24 = 118,080.57/x
  3. Step 3: Cross multiply
    199,769.55x = 275,610.24 × 118,080.57
  4. Step 4: Simplify right side
    199,769.55x = 32,544,214,237.04
  5. Step 5: Solve for x
    x = 32,544,214,237.04/199,769.55
  6. Step 6: Final answer
    x = 162,908.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.