Home / 246,990.22-340,842.06-139,557.96

Finding the Fourth Proportional to 246,990.22, 340,842.06 and 139,557.96

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Solution

The fourth proportional to 246,990.22, 340,842.06 and 139,557.96 is: 192,587.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,990.22 : 340,842.06 = 139,557.96 : x
  2. Step 2: Convert to fraction form
    246,990.22/340,842.06 = 139,557.96/x
  3. Step 3: Cross multiply
    246,990.22x = 340,842.06 × 139,557.96
  4. Step 4: Simplify right side
    246,990.22x = 47,567,222,575.80
  5. Step 5: Solve for x
    x = 47,567,222,575.80/246,990.22
  6. Step 6: Final answer
    x = 192,587.48

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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.