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Finding the Fourth Proportional to 122,944.53, 184,129.76 and 94,640.00

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Solution

The fourth proportional to 122,944.53, 184,129.76 and 94,640.00 is: 141,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,944.53 : 184,129.76 = 94,640.00 : x
  2. Step 2: Convert to fraction form
    122,944.53/184,129.76 = 94,640.00/x
  3. Step 3: Cross multiply
    122,944.53x = 184,129.76 × 94,640.00
  4. Step 4: Simplify right side
    122,944.53x = 17,426,039,270.00
  5. Step 5: Solve for x
    x = 17,426,039,270.00/122,944.53
  6. Step 6: Final answer
    x = 141,739.03

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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.