Home / 184,541.20-276,811.80-91,229.20

Finding the Fourth Proportional to 184,541.20, 276,811.80 and 91,229.20

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Solution

The fourth proportional to 184,541.20, 276,811.80 and 91,229.20 is: 136,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,541.20 : 276,811.80 = 91,229.20 : x
  2. Step 2: Convert to fraction form
    184,541.20/276,811.80 = 91,229.20/x
  3. Step 3: Cross multiply
    184,541.20x = 276,811.80 × 91,229.20
  4. Step 4: Simplify right side
    184,541.20x = 25,253,319,064.56
  5. Step 5: Solve for x
    x = 25,253,319,064.56/184,541.20
  6. Step 6: Final answer
    x = 136,843.80

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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.