Finding the Fourth Proportional to 224,566.20, 336,556.80 and 91,290.96
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Solution
The fourth proportional to 224,566.20, 336,556.80 and 91,290.96 is: 136,817.53
Step by Step Solution
- Step 1: Write the proportion equation
224,566.20 : 336,556.80 = 91,290.96 : x - Step 2: Convert to fraction form
224,566.20/336,556.80 = 91,290.96/x - Step 3: Cross multiply
224,566.20x = 336,556.80 × 91,290.96 - Step 4: Simplify right side
224,566.20x = 30,724,593,366.53 - Step 5: Solve for x
x = 30,724,593,366.53/224,566.20 - Step 6: Final answer
x = 136,817.53
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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.