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Finding the Fourth Proportional to 200,840.32, 301,268.32 and 60,598.96

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Solution

The fourth proportional to 200,840.32, 301,268.32 and 60,598.96 is: 90,900.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,840.32 : 301,268.32 = 60,598.96 : x
  2. Step 2: Convert to fraction form
    200,840.32/301,268.32 = 60,598.96/x
  3. Step 3: Cross multiply
    200,840.32x = 301,268.32 × 60,598.96
  4. Step 4: Simplify right side
    200,840.32x = 18,256,546,872.95
  5. Step 5: Solve for x
    x = 18,256,546,872.95/200,840.32
  6. Step 6: Final answer
    x = 90,900.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.