Home / 246,857.73-340,663.91-139,427.97

Finding the Fourth Proportional to 246,857.73, 340,663.91 and 139,427.97

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Solution

The fourth proportional to 246,857.73, 340,663.91 and 139,427.97 is: 192,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,857.73 : 340,663.91 = 139,427.97 : x
  2. Step 2: Convert to fraction form
    246,857.73/340,663.91 = 139,427.97/x
  3. Step 3: Cross multiply
    246,857.73x = 340,663.91 × 139,427.97
  4. Step 4: Simplify right side
    246,857.73x = 47,498,076,726.42
  5. Step 5: Solve for x
    x = 47,498,076,726.42/246,857.73
  6. Step 6: Final answer
    x = 192,410.73

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1.5x scale

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.