Home / 246,811.68-340,563.30-139,379.58

Finding the Fourth Proportional to 246,811.68, 340,563.30 and 139,379.58

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Solution

The fourth proportional to 246,811.68, 340,563.30 and 139,379.58 is: 192,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,811.68 : 340,563.30 = 139,379.58 : x
  2. Step 2: Convert to fraction form
    246,811.68/340,563.30 = 139,379.58/x
  3. Step 3: Cross multiply
    246,811.68x = 340,563.30 × 139,379.58
  4. Step 4: Simplify right side
    246,811.68x = 47,467,569,717.41
  5. Step 5: Solve for x
    x = 47,467,569,717.41/246,811.68
  6. Step 6: Final answer
    x = 192,323.03

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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.