Home / 184,682.45-254,846.49-104,129.78

Finding the Fourth Proportional to 184,682.45, 254,846.49 and 104,129.78

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Solution

The fourth proportional to 184,682.45, 254,846.49 and 104,129.78 is: 143,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,682.45 : 254,846.49 = 104,129.78 : x
  2. Step 2: Convert to fraction form
    184,682.45/254,846.49 = 104,129.78/x
  3. Step 3: Cross multiply
    184,682.45x = 254,846.49 × 104,129.78
  4. Step 4: Simplify right side
    184,682.45x = 26,537,107,663.24
  5. Step 5: Solve for x
    x = 26,537,107,663.24/184,682.45
  6. Step 6: Final answer
    x = 143,690.47

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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.