Finding the Fourth Proportional to 108,006.08, 161,952.96 and 48,813.44
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Solution
The fourth proportional to 108,006.08, 161,952.96 and 48,813.44 is: 73,194.78
Step by Step Solution
- Step 1: Write the proportion equation
108,006.08 : 161,952.96 = 48,813.44 : x - Step 2: Convert to fraction form
108,006.08/161,952.96 = 48,813.44/x - Step 3: Cross multiply
108,006.08x = 161,952.96 × 48,813.44 - Step 4: Simplify right side
108,006.08x = 7,905,481,095.78 - Step 5: Solve for x
x = 7,905,481,095.78/108,006.08 - Step 6: Final answer
x = 73,194.78
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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.