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Finding the Fourth Proportional to 184,659.90, 276,989.87 and 58,388.77

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Solution

The fourth proportional to 184,659.90, 276,989.87 and 58,388.77 is: 87,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,659.90 : 276,989.87 = 58,388.77 : x
  2. Step 2: Convert to fraction form
    184,659.90/276,989.87 = 58,388.77/x
  3. Step 3: Cross multiply
    184,659.90x = 276,989.87 × 58,388.77
  4. Step 4: Simplify right side
    184,659.90x = 16,173,097,811.76
  5. Step 5: Solve for x
    x = 16,173,097,811.76/184,659.90
  6. Step 6: Final answer
    x = 87,583.16

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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.