Home / 184,144.30-254,116.60-103,571.78

Finding the Fourth Proportional to 184,144.30, 254,116.60 and 103,571.78

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Solution

The fourth proportional to 184,144.30, 254,116.60 and 103,571.78 is: 142,927.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,144.30 : 254,116.60 = 103,571.78 : x
  2. Step 2: Convert to fraction form
    184,144.30/254,116.60 = 103,571.78/x
  3. Step 3: Cross multiply
    184,144.30x = 254,116.60 × 103,571.78
  4. Step 4: Simplify right side
    184,144.30x = 26,319,308,589.55
  5. Step 5: Solve for x
    x = 26,319,308,589.55/184,144.30
  6. Step 6: Final answer
    x = 142,927.63

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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.