Finding the Fourth Proportional to 108,872.08, 163,280.71 and 38,734.99
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Solution
The fourth proportional to 108,872.08, 163,280.71 and 38,734.99 is: 58,092.73
Step by Step Solution
- Step 1: Write the proportion equation
108,872.08 : 163,280.71 = 38,734.99 : x - Step 2: Convert to fraction form
108,872.08/163,280.71 = 38,734.99/x - Step 3: Cross multiply
108,872.08x = 163,280.71 × 38,734.99 - Step 4: Simplify right side
108,872.08x = 6,324,676,309.26 - Step 5: Solve for x
x = 6,324,676,309.26/108,872.08 - Step 6: Final answer
x = 58,092.73
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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.