Home / 122,845.86-184,313.82-51,786.36

Finding the Fourth Proportional to 122,845.86, 184,313.82 and 51,786.36

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Solution

The fourth proportional to 122,845.86, 184,313.82 and 51,786.36 is: 77,698.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,845.86 : 184,313.82 = 51,786.36 : x
  2. Step 2: Convert to fraction form
    122,845.86/184,313.82 = 51,786.36/x
  3. Step 3: Cross multiply
    122,845.86x = 184,313.82 × 51,786.36
  4. Step 4: Simplify right side
    122,845.86x = 9,544,941,835.50
  5. Step 5: Solve for x
    x = 9,544,941,835.50/122,845.86
  6. Step 6: Final answer
    x = 77,698.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.