Finding the Fourth Proportional to 191,582.84, 287,374.26 and 58,463.79
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Solution
The fourth proportional to 191,582.84, 287,374.26 and 58,463.79 is: 87,695.69
Step by Step Solution
- Step 1: Write the proportion equation
191,582.84 : 287,374.26 = 58,463.79 : x - Step 2: Convert to fraction form
191,582.84/287,374.26 = 58,463.79/x - Step 3: Cross multiply
191,582.84x = 287,374.26 × 58,463.79 - Step 4: Simplify right side
191,582.84x = 16,800,988,388.05 - Step 5: Solve for x
x = 16,800,988,388.05/191,582.84 - Step 6: Final answer
x = 87,695.69
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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.