Home / 199,908.23-275,873.60-115,041.83

Finding the Fourth Proportional to 199,908.23, 275,873.60 and 115,041.83

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Solution

The fourth proportional to 199,908.23, 275,873.60 and 115,041.83 is: 158,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,908.23 : 275,873.60 = 115,041.83 : x
  2. Step 2: Convert to fraction form
    199,908.23/275,873.60 = 115,041.83/x
  3. Step 3: Cross multiply
    199,908.23x = 275,873.60 × 115,041.83
  4. Step 4: Simplify right side
    199,908.23x = 31,737,003,217.48
  5. Step 5: Solve for x
    x = 31,737,003,217.48/199,908.23
  6. Step 6: Final answer
    x = 158,757.86

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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.