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Finding the Fourth Proportional to 308,046.90, 462,114.09 and 94,832.56

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Solution

The fourth proportional to 308,046.90, 462,114.09 and 94,832.56 is: 142,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,046.90 : 462,114.09 = 94,832.56 : x
  2. Step 2: Convert to fraction form
    308,046.90/462,114.09 = 94,832.56/x
  3. Step 3: Cross multiply
    308,046.90x = 462,114.09 × 94,832.56
  4. Step 4: Simplify right side
    308,046.90x = 43,823,461,011.49
  5. Step 5: Solve for x
    x = 43,823,461,011.49/308,046.90
  6. Step 6: Final answer
    x = 142,262.30

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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.