Finding the Fourth Proportional to 161,539.44, 242,318.94 and 49,227.81
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Solution
The fourth proportional to 161,539.44, 242,318.94 and 49,227.81 is: 73,844.70
Step by Step Solution
- Step 1: Write the proportion equation
161,539.44 : 242,318.94 = 49,227.81 : x - Step 2: Convert to fraction form
161,539.44/242,318.94 = 49,227.81/x - Step 3: Cross multiply
161,539.44x = 242,318.94 × 49,227.81 - Step 4: Simplify right side
161,539.44x = 11,928,830,737.72 - Step 5: Solve for x
x = 11,928,830,737.72/161,539.44 - Step 6: Final answer
x = 73,844.70
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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.