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Finding the Fourth Proportional to 200,342.22, 276,471.63 and 110,918.22

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Solution

The fourth proportional to 200,342.22, 276,471.63 and 110,918.22 is: 153,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,342.22 : 276,471.63 = 110,918.22 : x
  2. Step 2: Convert to fraction form
    200,342.22/276,471.63 = 110,918.22/x
  3. Step 3: Cross multiply
    200,342.22x = 276,471.63 × 110,918.22
  4. Step 4: Simplify right side
    200,342.22x = 30,665,741,080.10
  5. Step 5: Solve for x
    x = 30,665,741,080.10/200,342.22
  6. Step 6: Final answer
    x = 153,066.79

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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.