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Finding the Fourth Proportional to 184,433.76, 276,595.92 and 79,228.17

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Solution

The fourth proportional to 184,433.76, 276,595.92 and 79,228.17 is: 118,818.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,433.76 : 276,595.92 = 79,228.17 : x
  2. Step 2: Convert to fraction form
    184,433.76/276,595.92 = 79,228.17/x
  3. Step 3: Cross multiply
    184,433.76x = 276,595.92 × 79,228.17
  4. Step 4: Simplify right side
    184,433.76x = 21,914,188,571.07
  5. Step 5: Solve for x
    x = 21,914,188,571.07/184,433.76
  6. Step 6: Final answer
    x = 118,818.75

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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.