Home / 246,921.44-340,749.06-139,491.32

Finding the Fourth Proportional to 246,921.44, 340,749.06 and 139,491.32

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Solution

The fourth proportional to 246,921.44, 340,749.06 and 139,491.32 is: 192,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,921.44 : 340,749.06 = 139,491.32 : x
  2. Step 2: Convert to fraction form
    246,921.44/340,749.06 = 139,491.32/x
  3. Step 3: Cross multiply
    246,921.44x = 340,749.06 × 139,491.32
  4. Step 4: Simplify right side
    246,921.44x = 47,531,536,168.16
  5. Step 5: Solve for x
    x = 47,531,536,168.16/246,921.44
  6. Step 6: Final answer
    x = 192,496.59

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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.