Finding the Fourth Proportional to 235,087.19, 324,420.98 and 127,659.02
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Solution
The fourth proportional to 235,087.19, 324,420.98 and 127,659.02 is: 176,169.80
Step by Step Solution
- Step 1: Write the proportion equation
235,087.19 : 324,420.98 = 127,659.02 : x - Step 2: Convert to fraction form
235,087.19/324,420.98 = 127,659.02/x - Step 3: Cross multiply
235,087.19x = 324,420.98 × 127,659.02 - Step 4: Simplify right side
235,087.19x = 41,415,263,735.94 - Step 5: Solve for x
x = 41,415,263,735.94/235,087.19 - Step 6: Final answer
x = 176,169.80
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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.