Finding the Fourth Proportional to 235,529.62, 324,904.70 and 163,785.08
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Solution
The fourth proportional to 235,529.62, 324,904.70 and 163,785.08 is: 225,935.67
Step by Step Solution
- Step 1: Write the proportion equation
235,529.62 : 324,904.70 = 163,785.08 : x - Step 2: Convert to fraction form
235,529.62/324,904.70 = 163,785.08/x - Step 3: Cross multiply
235,529.62x = 324,904.70 × 163,785.08 - Step 4: Simplify right side
235,529.62x = 53,214,542,281.88 - Step 5: Solve for x
x = 53,214,542,281.88/235,529.62 - Step 6: Final answer
x = 225,935.67
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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.