Home / 184,415.09-254,517.05-103,858.36

Finding the Fourth Proportional to 184,415.09, 254,517.05 and 103,858.36

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Solution

The fourth proportional to 184,415.09, 254,517.05 and 103,858.36 is: 143,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,415.09 : 254,517.05 = 103,858.36 : x
  2. Step 2: Convert to fraction form
    184,415.09/254,517.05 = 103,858.36/x
  3. Step 3: Cross multiply
    184,415.09x = 254,517.05 × 103,858.36
  4. Step 4: Simplify right side
    184,415.09x = 26,433,723,028.39
  5. Step 5: Solve for x
    x = 26,433,723,028.39/184,415.09
  6. Step 6: Final answer
    x = 143,338.18

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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.