Finding the Fourth Proportional to 181,639.72, 250,699.62 and 106,212.52
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Solution
The fourth proportional to 181,639.72, 250,699.62 and 106,212.52 is: 146,594.80
Step by Step Solution
- Step 1: Write the proportion equation
181,639.72 : 250,699.62 = 106,212.52 : x - Step 2: Convert to fraction form
181,639.72/250,699.62 = 106,212.52/x - Step 3: Cross multiply
181,639.72x = 250,699.62 × 106,212.52 - Step 4: Simplify right side
181,639.72x = 26,627,438,403.24 - Step 5: Solve for x
x = 26,627,438,403.24/181,639.72 - Step 6: Final answer
x = 146,594.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.