Home / 199,356.84-275,110.26-108,712.52

Finding the Fourth Proportional to 199,356.84, 275,110.26 and 108,712.52

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Solution

The fourth proportional to 199,356.84, 275,110.26 and 108,712.52 is: 150,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,356.84 : 275,110.26 = 108,712.52 : x
  2. Step 2: Convert to fraction form
    199,356.84/275,110.26 = 108,712.52/x
  3. Step 3: Cross multiply
    199,356.84x = 275,110.26 × 108,712.52
  4. Step 4: Simplify right side
    199,356.84x = 29,907,929,642.46
  5. Step 5: Solve for x
    x = 29,907,929,642.46/199,356.84
  6. Step 6: Final answer
    x = 150,022.09

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1.5x scale

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.