Finding the Fourth Proportional to 235,921.60, 325,560.19 and 133,933.68
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Solution
The fourth proportional to 235,921.60, 325,560.19 and 133,933.68 is: 184,821.88
Step by Step Solution
- Step 1: Write the proportion equation
235,921.60 : 325,560.19 = 133,933.68 : x - Step 2: Convert to fraction form
235,921.60/325,560.19 = 133,933.68/x - Step 3: Cross multiply
235,921.60x = 325,560.19 × 133,933.68 - Step 4: Simplify right side
235,921.60x = 43,603,472,932.16 - Step 5: Solve for x
x = 43,603,472,932.16/235,921.60 - Step 6: Final answer
x = 184,821.88
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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.