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Finding the Fourth Proportional to 122,965.93, 184,468.29 and 43,026.22

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Solution

The fourth proportional to 122,965.93, 184,468.29 and 43,026.22 is: 64,546.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,965.93 : 184,468.29 = 43,026.22 : x
  2. Step 2: Convert to fraction form
    122,965.93/184,468.29 = 43,026.22/x
  3. Step 3: Cross multiply
    122,965.93x = 184,468.29 × 43,026.22
  4. Step 4: Simplify right side
    122,965.93x = 7,936,973,228.56
  5. Step 5: Solve for x
    x = 7,936,973,228.56/122,965.93
  6. Step 6: Final answer
    x = 64,546.12

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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.