Finding the Fourth Proportional to 252,375.51, 348,282.35 and 137,654.15
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Solution
The fourth proportional to 252,375.51, 348,282.35 and 137,654.15 is: 189,964.99
Step by Step Solution
- Step 1: Write the proportion equation
252,375.51 : 348,282.35 = 137,654.15 : x - Step 2: Convert to fraction form
252,375.51/348,282.35 = 137,654.15/x - Step 3: Cross multiply
252,375.51x = 348,282.35 × 137,654.15 - Step 4: Simplify right side
252,375.51x = 47,942,510,894.86 - Step 5: Solve for x
x = 47,942,510,894.86/252,375.51 - Step 6: Final answer
x = 189,964.99
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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.