Home / 200,162.28-276,191.46-110,721

Finding the Fourth Proportional to 200,162.28, 276,191.46 and 110,721

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Solution

The fourth proportional to 200,162.28, 276,191.46 and 110,721 is: 152,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,162.28 : 276,191.46 = 110,721 : x
  2. Step 2: Convert to fraction form
    200,162.28/276,191.46 = 110,721/x
  3. Step 3: Cross multiply
    200,162.28x = 276,191.46 × 110,721
  4. Step 4: Simplify right side
    200,162.28x = 30,580,194,642.66
  5. Step 5: Solve for x
    x = 30,580,194,642.66/200,162.28
  6. Step 6: Final answer
    x = 152,777.01

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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.