Finding the Fourth Proportional to 97,163.84, 134,082.60 and 54,726.32
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Solution
The fourth proportional to 97,163.84, 134,082.60 and 54,726.32 is: 75,520.35
Step by Step Solution
- Step 1: Write the proportion equation
97,163.84 : 134,082.60 = 54,726.32 : x - Step 2: Convert to fraction form
97,163.84/134,082.60 = 54,726.32/x - Step 3: Cross multiply
97,163.84x = 134,082.60 × 54,726.32 - Step 4: Simplify right side
97,163.84x = 7,337,847,274.03 - Step 5: Solve for x
x = 7,337,847,274.03/97,163.84 - Step 6: Final answer
x = 75,520.35
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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.