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Finding the Fourth Proportional to 200,697.39, 276,962.22 and 110,054.79

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Solution

The fourth proportional to 200,697.39, 276,962.22 and 110,054.79 is: 151,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,697.39 : 276,962.22 = 110,054.79 : x
  2. Step 2: Convert to fraction form
    200,697.39/276,962.22 = 110,054.79/x
  3. Step 3: Cross multiply
    200,697.39x = 276,962.22 × 110,054.79
  4. Step 4: Simplify right side
    200,697.39x = 30,481,018,960.03
  5. Step 5: Solve for x
    x = 30,481,018,960.03/200,697.39
  6. Step 6: Final answer
    x = 151,875.51

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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.