Finding the Fourth Proportional to 189,342.84, 261,291.66 and 104,463.48
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Solution
The fourth proportional to 189,342.84, 261,291.66 and 104,463.48 is: 144,158.80
Step by Step Solution
- Step 1: Write the proportion equation
189,342.84 : 261,291.66 = 104,463.48 : x - Step 2: Convert to fraction form
189,342.84/261,291.66 = 104,463.48/x - Step 3: Cross multiply
189,342.84x = 261,291.66 × 104,463.48 - Step 4: Simplify right side
189,342.84x = 27,295,436,098.58 - Step 5: Solve for x
x = 27,295,436,098.58/189,342.84 - Step 6: Final answer
x = 144,158.80
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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.