Home / 184,428.35-276,712.23-72,188.77

Finding the Fourth Proportional to 184,428.35, 276,712.23 and 72,188.77

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Solution

The fourth proportional to 184,428.35, 276,712.23 and 72,188.77 is: 108,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,428.35 : 276,712.23 = 72,188.77 : x
  2. Step 2: Convert to fraction form
    184,428.35/276,712.23 = 72,188.77/x
  3. Step 3: Cross multiply
    184,428.35x = 276,712.23 × 72,188.77
  4. Step 4: Simplify right side
    184,428.35x = 19,975,515,527.66
  5. Step 5: Solve for x
    x = 19,975,515,527.66/184,428.35
  6. Step 6: Final answer
    x = 108,310.44

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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.