Home / 199,733.48-275,625.96-109,088

Finding the Fourth Proportional to 199,733.48, 275,625.96 and 109,088

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Solution

The fourth proportional to 199,733.48, 275,625.96 and 109,088 is: 150,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,733.48 : 275,625.96 = 109,088 : x
  2. Step 2: Convert to fraction form
    199,733.48/275,625.96 = 109,088/x
  3. Step 3: Cross multiply
    199,733.48x = 275,625.96 × 109,088
  4. Step 4: Simplify right side
    199,733.48x = 30,067,484,724.48
  5. Step 5: Solve for x
    x = 30,067,484,724.48/199,733.48
  6. Step 6: Final answer
    x = 150,538.03

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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.