Finding the Fourth Proportional to 89,007.08, 133,511.94 and 29,035.26
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Solution
The fourth proportional to 89,007.08, 133,511.94 and 29,035.26 is: 43,553.32
Step by Step Solution
- Step 1: Write the proportion equation
89,007.08 : 133,511.94 = 29,035.26 : x - Step 2: Convert to fraction form
89,007.08/133,511.94 = 29,035.26/x - Step 3: Cross multiply
89,007.08x = 133,511.94 × 29,035.26 - Step 4: Simplify right side
89,007.08x = 3,876,553,891.00 - Step 5: Solve for x
x = 3,876,553,891.00/89,007.08 - Step 6: Final answer
x = 43,553.32
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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.