Finding the Fourth Proportional to 97,713.02, 134,850.39 and 54,696.53
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Solution
The fourth proportional to 97,713.02, 134,850.39 and 54,696.53 is: 75,484.81
Step by Step Solution
- Step 1: Write the proportion equation
97,713.02 : 134,850.39 = 54,696.53 : x - Step 2: Convert to fraction form
97,713.02/134,850.39 = 54,696.53/x - Step 3: Cross multiply
97,713.02x = 134,850.39 × 54,696.53 - Step 4: Simplify right side
97,713.02x = 7,375,848,402.15 - Step 5: Solve for x
x = 7,375,848,402.15/97,713.02 - Step 6: Final answer
x = 75,484.81
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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.