Home / 201,976.56-278,723.79-110,096.64

Finding the Fourth Proportional to 201,976.56, 278,723.79 and 110,096.64

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Solution

The fourth proportional to 201,976.56, 278,723.79 and 110,096.64 is: 151,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,976.56 : 278,723.79 = 110,096.64 : x
  2. Step 2: Convert to fraction form
    201,976.56/278,723.79 = 110,096.64/x
  3. Step 3: Cross multiply
    201,976.56x = 278,723.79 × 110,096.64
  4. Step 4: Simplify right side
    201,976.56x = 30,686,552,767.07
  5. Step 5: Solve for x
    x = 30,686,552,767.07/201,976.56
  6. Step 6: Final answer
    x = 151,931.26

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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.