Finding the Fourth Proportional to 291,723.75, 437,585.64 and 94,731.75
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Solution
The fourth proportional to 291,723.75, 437,585.64 and 94,731.75 is: 142,097.63
Step by Step Solution
- Step 1: Write the proportion equation
291,723.75 : 437,585.64 = 94,731.75 : x - Step 2: Convert to fraction form
291,723.75/437,585.64 = 94,731.75/x - Step 3: Cross multiply
291,723.75x = 437,585.64 × 94,731.75 - Step 4: Simplify right side
291,723.75x = 41,453,253,452.07 - Step 5: Solve for x
x = 41,453,253,452.07/291,723.75 - Step 6: Final answer
x = 142,097.63
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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.