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Finding the Fourth Proportional to 266,563.64, 367,822.32 and 171,199.52

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Solution

The fourth proportional to 266,563.64, 367,822.32 and 171,199.52 is: 236,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,563.64 : 367,822.32 = 171,199.52 : x
  2. Step 2: Convert to fraction form
    266,563.64/367,822.32 = 171,199.52/x
  3. Step 3: Cross multiply
    266,563.64x = 367,822.32 × 171,199.52
  4. Step 4: Simplify right side
    266,563.64x = 62,971,004,629.29
  5. Step 5: Solve for x
    x = 62,971,004,629.29/266,563.64
  6. Step 6: Final answer
    x = 236,232.54

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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.