Home / 246,999.36-340,855.92-139,562.40

Finding the Fourth Proportional to 246,999.36, 340,855.92 and 139,562.40

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Solution

The fourth proportional to 246,999.36, 340,855.92 and 139,562.40 is: 192,594.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,999.36 : 340,855.92 = 139,562.40 : x
  2. Step 2: Convert to fraction form
    246,999.36/340,855.92 = 139,562.40/x
  3. Step 3: Cross multiply
    246,999.36x = 340,855.92 × 139,562.40
  4. Step 4: Simplify right side
    246,999.36x = 47,570,670,249.41
  5. Step 5: Solve for x
    x = 47,570,670,249.41/246,999.36
  6. Step 6: Final answer
    x = 192,594.31

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1.5x scale

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.