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Finding the Fourth Proportional to 184,376.92, 254,464.40 and 103,820.12

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Solution

The fourth proportional to 184,376.92, 254,464.40 and 103,820.12 is: 143,285.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,376.92 : 254,464.40 = 103,820.12 : x
  2. Step 2: Convert to fraction form
    184,376.92/254,464.40 = 103,820.12/x
  3. Step 3: Cross multiply
    184,376.92x = 254,464.40 × 103,820.12
  4. Step 4: Simplify right side
    184,376.92x = 26,418,524,543.73
  5. Step 5: Solve for x
    x = 26,418,524,543.73/184,376.92
  6. Step 6: Final answer
    x = 143,285.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.