Home / 246,928.63-340,759.69-139,496.71

Finding the Fourth Proportional to 246,928.63, 340,759.69 and 139,496.71

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Solution

The fourth proportional to 246,928.63, 340,759.69 and 139,496.71 is: 192,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,928.63 : 340,759.69 = 139,496.71 : x
  2. Step 2: Convert to fraction form
    246,928.63/340,759.69 = 139,496.71/x
  3. Step 3: Cross multiply
    246,928.63x = 340,759.69 × 139,496.71
  4. Step 4: Simplify right side
    246,928.63x = 47,534,855,655.62
  5. Step 5: Solve for x
    x = 47,534,855,655.62/246,928.63
  6. Step 6: Final answer
    x = 192,504.43

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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.