Finding the Fourth Proportional to 224,556.63, 336,543.21 and 91,281.66
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Solution
The fourth proportional to 224,556.63, 336,543.21 and 91,281.66 is: 136,803.90
Step by Step Solution
- Step 1: Write the proportion equation
224,556.63 : 336,543.21 = 91,281.66 : x - Step 2: Convert to fraction form
224,556.63/336,543.21 = 91,281.66/x - Step 3: Cross multiply
224,556.63x = 336,543.21 × 91,281.66 - Step 4: Simplify right side
224,556.63x = 30,720,222,870.53 - Step 5: Solve for x
x = 30,720,222,870.53/224,556.63 - Step 6: Final answer
x = 136,803.90
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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.