Finding the Fourth Proportional to 235,601.70, 324,952.16 and 163,125.88
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Solution
The fourth proportional to 235,601.70, 324,952.16 and 163,125.88 is: 224,990.35
Step by Step Solution
- Step 1: Write the proportion equation
235,601.70 : 324,952.16 = 163,125.88 : x - Step 2: Convert to fraction form
235,601.70/324,952.16 = 163,125.88/x - Step 3: Cross multiply
235,601.70x = 324,952.16 × 163,125.88 - Step 4: Simplify right side
235,601.70x = 53,008,107,945.93 - Step 5: Solve for x
x = 53,008,107,945.93/235,601.70 - Step 6: Final answer
x = 224,990.35
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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.