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Finding the Fourth Proportional to 231,797.75, 347,642.01 and 63,278.01

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Solution

The fourth proportional to 231,797.75, 347,642.01 and 63,278.01 is: 94,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,797.75 : 347,642.01 = 63,278.01 : x
  2. Step 2: Convert to fraction form
    231,797.75/347,642.01 = 63,278.01/x
  3. Step 3: Cross multiply
    231,797.75x = 347,642.01 × 63,278.01
  4. Step 4: Simplify right side
    231,797.75x = 21,998,094,585.20
  5. Step 5: Solve for x
    x = 21,998,094,585.20/231,797.75
  6. Step 6: Final answer
    x = 94,902.11

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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.