Finding the Fourth Proportional to 147,517.44, 221,277.52 and 47,677.68
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Solution
The fourth proportional to 147,517.44, 221,277.52 and 47,677.68 is: 71,516.96
Step by Step Solution
- Step 1: Write the proportion equation
147,517.44 : 221,277.52 = 47,677.68 : x - Step 2: Convert to fraction form
147,517.44/221,277.52 = 47,677.68/x - Step 3: Cross multiply
147,517.44x = 221,277.52 × 47,677.68 - Step 4: Simplify right side
147,517.44x = 10,549,998,789.75 - Step 5: Solve for x
x = 10,549,998,789.75/147,517.44 - Step 6: Final answer
x = 71,516.96
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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.