Home / 188,419.02-259,810.92-159,725.58

Finding the Fourth Proportional to 188,419.02, 259,810.92 and 159,725.58

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Solution

The fourth proportional to 188,419.02, 259,810.92 and 159,725.58 is: 220,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,419.02 : 259,810.92 = 159,725.58 : x
  2. Step 2: Convert to fraction form
    188,419.02/259,810.92 = 159,725.58/x
  3. Step 3: Cross multiply
    188,419.02x = 259,810.92 × 159,725.58
  4. Step 4: Simplify right side
    188,419.02x = 41,498,449,887.33
  5. Step 5: Solve for x
    x = 41,498,449,887.33/188,419.02
  6. Step 6: Final answer
    x = 220,245.55

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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.