Finding the Fourth Proportional to 224,442.23, 309,687.84 and 133,806.56
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Solution
The fourth proportional to 224,442.23, 309,687.84 and 133,806.56 is: 184,627.75
Step by Step Solution
- Step 1: Write the proportion equation
224,442.23 : 309,687.84 = 133,806.56 : x - Step 2: Convert to fraction form
224,442.23/309,687.84 = 133,806.56/x - Step 3: Cross multiply
224,442.23x = 309,687.84 × 133,806.56 - Step 4: Simplify right side
224,442.23x = 41,438,262,995.79 - Step 5: Solve for x
x = 41,438,262,995.79/224,442.23 - Step 6: Final answer
x = 184,627.75
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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.