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Finding the Fourth Proportional to 122,652, 184,022.40 and 60,366.24

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Solution

The fourth proportional to 122,652, 184,022.40 and 60,366.24 is: 90,571.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,652 : 184,022.40 = 60,366.24 : x
  2. Step 2: Convert to fraction form
    122,652/184,022.40 = 60,366.24/x
  3. Step 3: Cross multiply
    122,652x = 184,022.40 × 60,366.24
  4. Step 4: Simplify right side
    122,652x = 11,108,740,363.78
  5. Step 5: Solve for x
    x = 11,108,740,363.78/122,652
  6. Step 6: Final answer
    x = 90,571.21

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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.