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Finding the Fourth Proportional to 246,295.44, 339,880.91 and 138,864.53

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Solution

The fourth proportional to 246,295.44, 339,880.91 and 138,864.53 is: 191,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,295.44 : 339,880.91 = 138,864.53 : x
  2. Step 2: Convert to fraction form
    246,295.44/339,880.91 = 138,864.53/x
  3. Step 3: Cross multiply
    246,295.44x = 339,880.91 × 138,864.53
  4. Step 4: Simplify right side
    246,295.44x = 47,197,400,429.40
  5. Step 5: Solve for x
    x = 47,197,400,429.40/246,295.44
  6. Step 6: Final answer
    x = 191,629.21

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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.