Finding the Fourth Proportional to 218,129.60, 301,167.96 and 167,052.08
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Solution
The fourth proportional to 218,129.60, 301,167.96 and 167,052.08 is: 230,646.07
Step by Step Solution
- Step 1: Write the proportion equation
218,129.60 : 301,167.96 = 167,052.08 : x - Step 2: Convert to fraction form
218,129.60/301,167.96 = 167,052.08/x - Step 3: Cross multiply
218,129.60x = 301,167.96 × 167,052.08 - Step 4: Simplify right side
218,129.60x = 50,310,734,147.36 - Step 5: Solve for x
x = 50,310,734,147.36/218,129.60 - Step 6: Final answer
x = 230,646.07
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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.