Home / 199,406.48-275,184.21-108,762.44

Finding the Fourth Proportional to 199,406.48, 275,184.21 and 108,762.44

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Solution

The fourth proportional to 199,406.48, 275,184.21 and 108,762.44 is: 150,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,406.48 : 275,184.21 = 108,762.44 : x
  2. Step 2: Convert to fraction form
    199,406.48/275,184.21 = 108,762.44/x
  3. Step 3: Cross multiply
    199,406.48x = 275,184.21 × 108,762.44
  4. Step 4: Simplify right side
    199,406.48x = 29,929,706,129.07
  5. Step 5: Solve for x
    x = 29,929,706,129.07/199,406.48
  6. Step 6: Final answer
    x = 150,093.95

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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.