Finding the Fourth Proportional to 189,466.36, 261,463.04 and 104,582.81
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Solution
The fourth proportional to 189,466.36, 261,463.04 and 104,582.81 is: 144,323.99
Step by Step Solution
- Step 1: Write the proportion equation
189,466.36 : 261,463.04 = 104,582.81 : x - Step 2: Convert to fraction form
189,466.36/261,463.04 = 104,582.81/x - Step 3: Cross multiply
189,466.36x = 261,463.04 × 104,582.81 - Step 4: Simplify right side
189,466.36x = 27,344,539,957.27 - Step 5: Solve for x
x = 27,344,539,957.27/189,466.36 - Step 6: Final answer
x = 144,323.99
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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.