Home / 184,015.57-253,942.55-103,442.39

Finding the Fourth Proportional to 184,015.57, 253,942.55 and 103,442.39

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Solution

The fourth proportional to 184,015.57, 253,942.55 and 103,442.39 is: 142,751.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,015.57 : 253,942.55 = 103,442.39 : x
  2. Step 2: Convert to fraction form
    184,015.57/253,942.55 = 103,442.39/x
  3. Step 3: Cross multiply
    184,015.57x = 253,942.55 × 103,442.39
  4. Step 4: Simplify right side
    184,015.57x = 26,268,422,507.77
  5. Step 5: Solve for x
    x = 26,268,422,507.77/184,015.57
  6. Step 6: Final answer
    x = 142,751.09

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1.5x scale

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.