Finding the Fourth Proportional to 97,511.94, 134,049.84 and 83,849.95
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Solution
The fourth proportional to 97,511.94, 134,049.84 and 83,849.95 is: 115,268.68
Step by Step Solution
- Step 1: Write the proportion equation
97,511.94 : 134,049.84 = 83,849.95 : x - Step 2: Convert to fraction form
97,511.94/134,049.84 = 83,849.95/x - Step 3: Cross multiply
97,511.94x = 134,049.84 × 83,849.95 - Step 4: Simplify right side
97,511.94x = 11,240,072,234.63 - Step 5: Solve for x
x = 11,240,072,234.63/97,511.94 - Step 6: Final answer
x = 115,268.68
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.