Finding the Fourth Proportional to 96,981.51, 145,467.60 and 33,799.08
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Solution
The fourth proportional to 96,981.51, 145,467.60 and 33,799.08 is: 50,696.99
Step by Step Solution
- Step 1: Write the proportion equation
96,981.51 : 145,467.60 = 33,799.08 : x - Step 2: Convert to fraction form
96,981.51/145,467.60 = 33,799.08/x - Step 3: Cross multiply
96,981.51x = 145,467.60 × 33,799.08 - Step 4: Simplify right side
96,981.51x = 4,916,671,049.81 - Step 5: Solve for x
x = 4,916,671,049.81/96,981.51 - Step 6: Final answer
x = 50,696.99
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1.5x scale
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.