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Finding the Fourth Proportional to 184,268.80, 254,284.80 and 103,697.92

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Solution

The fourth proportional to 184,268.80, 254,284.80 and 103,697.92 is: 143,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,268.80 : 254,284.80 = 103,697.92 : x
  2. Step 2: Convert to fraction form
    184,268.80/254,284.80 = 103,697.92/x
  3. Step 3: Cross multiply
    184,268.80x = 254,284.80 × 103,697.92
  4. Step 4: Simplify right side
    184,268.80x = 26,368,804,847.62
  5. Step 5: Solve for x
    x = 26,368,804,847.62/184,268.80
  6. Step 6: Final answer
    x = 143,099.67

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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.