Finding the Fourth Proportional to 166,897.62, 250,387.40 and 48,569.99
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Solution
The fourth proportional to 166,897.62, 250,387.40 and 48,569.99 is: 72,866.90
Step by Step Solution
- Step 1: Write the proportion equation
166,897.62 : 250,387.40 = 48,569.99 : x - Step 2: Convert to fraction form
166,897.62/250,387.40 = 48,569.99/x - Step 3: Cross multiply
166,897.62x = 250,387.40 × 48,569.99 - Step 4: Simplify right side
166,897.62x = 12,161,312,383.61 - Step 5: Solve for x
x = 12,161,312,383.61/166,897.62 - Step 6: Final answer
x = 72,866.90
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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.