Finding the Fourth Proportional to 235,318.58, 324,742.16 and 127,888.62
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Solution
The fourth proportional to 235,318.58, 324,742.16 and 127,888.62 is: 176,487.67
Step by Step Solution
- Step 1: Write the proportion equation
235,318.58 : 324,742.16 = 127,888.62 : x - Step 2: Convert to fraction form
235,318.58/324,742.16 = 127,888.62/x - Step 3: Cross multiply
235,318.58x = 324,742.16 × 127,888.62 - Step 4: Simplify right side
235,318.58x = 41,530,827,626.83 - Step 5: Solve for x
x = 41,530,827,626.83/235,318.58 - Step 6: Final answer
x = 176,487.67
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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.