Finding the Fourth Proportional to 149,185.18, 223,724.47 and 49,326.94
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Solution
The fourth proportional to 149,185.18, 223,724.47 and 49,326.94 is: 73,972.79
Step by Step Solution
- Step 1: Write the proportion equation
149,185.18 : 223,724.47 = 49,326.94 : x - Step 2: Convert to fraction form
149,185.18/223,724.47 = 49,326.94/x - Step 3: Cross multiply
149,185.18x = 223,724.47 × 49,326.94 - Step 4: Simplify right side
149,185.18x = 11,035,643,508.22 - Step 5: Solve for x
x = 11,035,643,508.22/149,185.18 - Step 6: Final answer
x = 73,972.79
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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.