Home / 246,627.06-340,354.86-139,194.78

Finding the Fourth Proportional to 246,627.06, 340,354.86 and 139,194.78

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Solution

The fourth proportional to 246,627.06, 340,354.86 and 139,194.78 is: 192,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,627.06 : 340,354.86 = 139,194.78 : x
  2. Step 2: Convert to fraction form
    246,627.06/340,354.86 = 139,194.78/x
  3. Step 3: Cross multiply
    246,627.06x = 340,354.86 × 139,194.78
  4. Step 4: Simplify right side
    246,627.06x = 47,375,619,859.63
  5. Step 5: Solve for x
    x = 47,375,619,859.63/246,627.06
  6. Step 6: Final answer
    x = 192,094.17

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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.