Finding the Fourth Proportional to 97,163.44, 134,095.11 and 56,874.76
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Solution
The fourth proportional to 97,163.44, 134,095.11 and 56,874.76 is: 78,492.77
Step by Step Solution
- Step 1: Write the proportion equation
97,163.44 : 134,095.11 = 56,874.76 : x - Step 2: Convert to fraction form
97,163.44/134,095.11 = 56,874.76/x - Step 3: Cross multiply
97,163.44x = 134,095.11 × 56,874.76 - Step 4: Simplify right side
97,163.44x = 7,626,627,198.42 - Step 5: Solve for x
x = 7,626,627,198.42/97,163.44 - Step 6: Final answer
x = 78,492.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.