Finding the Fourth Proportional to 131,396.06, 197,095.17 and 56,511.02
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Solution
The fourth proportional to 131,396.06, 197,095.17 and 56,511.02 is: 84,766.99
Step by Step Solution
- Step 1: Write the proportion equation
131,396.06 : 197,095.17 = 56,511.02 : x - Step 2: Convert to fraction form
131,396.06/197,095.17 = 56,511.02/x - Step 3: Cross multiply
131,396.06x = 197,095.17 × 56,511.02 - Step 4: Simplify right side
131,396.06x = 11,138,049,093.77 - Step 5: Solve for x
x = 11,138,049,093.77/131,396.06 - Step 6: Final answer
x = 84,766.99
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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.