Finding the Fourth Proportional to 235,827.40, 353,741.10 and 161,177.80
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Solution
The fourth proportional to 235,827.40, 353,741.10 and 161,177.80 is: 241,766.70
Step by Step Solution
- Step 1: Write the proportion equation
235,827.40 : 353,741.10 = 161,177.80 : x - Step 2: Convert to fraction form
235,827.40/353,741.10 = 161,177.80/x - Step 3: Cross multiply
235,827.40x = 353,741.10 × 161,177.80 - Step 4: Simplify right side
235,827.40x = 57,015,212,267.58 - Step 5: Solve for x
x = 57,015,212,267.58/235,827.40 - Step 6: Final answer
x = 241,766.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.