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Finding the Fourth Proportional to 184,133.70, 276,200.55 and 105,255.90

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Solution

The fourth proportional to 184,133.70, 276,200.55 and 105,255.90 is: 157,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,133.70 : 276,200.55 = 105,255.90 : x
  2. Step 2: Convert to fraction form
    184,133.70/276,200.55 = 105,255.90/x
  3. Step 3: Cross multiply
    184,133.70x = 276,200.55 × 105,255.90
  4. Step 4: Simplify right side
    184,133.70x = 29,071,737,470.75
  5. Step 5: Solve for x
    x = 29,071,737,470.75/184,133.70
  6. Step 6: Final answer
    x = 157,883.85

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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.