Finding the Fourth Proportional to 184,960.99, 255,246.42 and 100,078.03
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Solution
The fourth proportional to 184,960.99, 255,246.42 and 100,078.03 is: 138,107.82
Step by Step Solution
- Step 1: Write the proportion equation
184,960.99 : 255,246.42 = 100,078.03 : x - Step 2: Convert to fraction form
184,960.99/255,246.42 = 100,078.03/x - Step 3: Cross multiply
184,960.99x = 255,246.42 × 100,078.03 - Step 4: Simplify right side
184,960.99x = 25,544,558,878.15 - Step 5: Solve for x
x = 25,544,558,878.15/184,960.99 - Step 6: Final answer
x = 138,107.82
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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.