Home / 246,736.76-340,496.88-139,307

Finding the Fourth Proportional to 246,736.76, 340,496.88 and 139,307

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Solution

The fourth proportional to 246,736.76, 340,496.88 and 139,307 is: 192,243.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,736.76 : 340,496.88 = 139,307 : x
  2. Step 2: Convert to fraction form
    246,736.76/340,496.88 = 139,307/x
  3. Step 3: Cross multiply
    246,736.76x = 340,496.88 × 139,307
  4. Step 4: Simplify right side
    246,736.76x = 47,433,598,862.16
  5. Step 5: Solve for x
    x = 47,433,598,862.16/246,736.76
  6. Step 6: Final answer
    x = 192,243.75

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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.