Finding the Fourth Proportional to 141,734.60, 212,602.19 and 133,074.08
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Solution
The fourth proportional to 141,734.60, 212,602.19 and 133,074.08 is: 199,611.39
Step by Step Solution
- Step 1: Write the proportion equation
141,734.60 : 212,602.19 = 133,074.08 : x - Step 2: Convert to fraction form
141,734.60/212,602.19 = 133,074.08/x - Step 3: Cross multiply
141,734.60x = 212,602.19 × 133,074.08 - Step 4: Simplify right side
141,734.60x = 28,291,839,111.85 - Step 5: Solve for x
x = 28,291,839,111.85/141,734.60 - Step 6: Final answer
x = 199,611.39
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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.