Home / 200,725.05-276,986.79-110,062.20

Finding the Fourth Proportional to 200,725.05, 276,986.79 and 110,062.20

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Solution

The fourth proportional to 200,725.05, 276,986.79 and 110,062.20 is: 151,878.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,725.05 : 276,986.79 = 110,062.20 : x
  2. Step 2: Convert to fraction form
    200,725.05/276,986.79 = 110,062.20/x
  3. Step 3: Cross multiply
    200,725.05x = 276,986.79 × 110,062.20
  4. Step 4: Simplify right side
    200,725.05x = 30,485,775,478.34
  5. Step 5: Solve for x
    x = 30,485,775,478.34/200,725.05
  6. Step 6: Final answer
    x = 151,878.28

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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.