Home / 246,489.48-340,154.46-139,059.54

Finding the Fourth Proportional to 246,489.48, 340,154.46 and 139,059.54

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Solution

The fourth proportional to 246,489.48, 340,154.46 and 139,059.54 is: 191,901.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,489.48 : 340,154.46 = 139,059.54 : x
  2. Step 2: Convert to fraction form
    246,489.48/340,154.46 = 139,059.54/x
  3. Step 3: Cross multiply
    246,489.48x = 340,154.46 × 139,059.54
  4. Step 4: Simplify right side
    246,489.48x = 47,301,722,736.55
  5. Step 5: Solve for x
    x = 47,301,722,736.55/246,489.48
  6. Step 6: Final answer
    x = 191,901.59

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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.