Home / 246,600.72-340,310.16-139,175.28

Finding the Fourth Proportional to 246,600.72, 340,310.16 and 139,175.28

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Solution

The fourth proportional to 246,600.72, 340,310.16 and 139,175.28 is: 192,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,600.72 : 340,310.16 = 139,175.28 : x
  2. Step 2: Convert to fraction form
    246,600.72/340,310.16 = 139,175.28/x
  3. Step 3: Cross multiply
    246,600.72x = 340,310.16 × 139,175.28
  4. Step 4: Simplify right side
    246,600.72x = 47,362,761,804.84
  5. Step 5: Solve for x
    x = 47,362,761,804.84/246,600.72
  6. Step 6: Final answer
    x = 192,062.54

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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.