Home / 246,270.70-339,849.03-138,840.85

Finding the Fourth Proportional to 246,270.70, 339,849.03 and 138,840.85

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Solution

The fourth proportional to 246,270.70, 339,849.03 and 138,840.85 is: 191,597.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,270.70 : 339,849.03 = 138,840.85 : x
  2. Step 2: Convert to fraction form
    246,270.70/339,849.03 = 138,840.85/x
  3. Step 3: Cross multiply
    246,270.70x = 339,849.03 × 138,840.85
  4. Step 4: Simplify right side
    246,270.70x = 47,184,928,196.88
  5. Step 5: Solve for x
    x = 47,184,928,196.88/246,270.70
  6. Step 6: Final answer
    x = 191,597.82

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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.