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Finding the Fourth Proportional to 184,558.19, 276,621.30 and 84,728.01

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Solution

The fourth proportional to 184,558.19, 276,621.30 and 84,728.01 is: 126,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,558.19 : 276,621.30 = 84,728.01 : x
  2. Step 2: Convert to fraction form
    184,558.19/276,621.30 = 84,728.01/x
  3. Step 3: Cross multiply
    184,558.19x = 276,621.30 × 84,728.01
  4. Step 4: Simplify right side
    184,558.19x = 23,437,572,272.61
  5. Step 5: Solve for x
    x = 23,437,572,272.61/184,558.19
  6. Step 6: Final answer
    x = 126,992.86

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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.