Finding the Fourth Proportional to 97,696.26, 134,820.32 and 54,675.81
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Solution
The fourth proportional to 97,696.26, 134,820.32 and 54,675.81 is: 75,452.32
Step by Step Solution
- Step 1: Write the proportion equation
97,696.26 : 134,820.32 = 54,675.81 : x - Step 2: Convert to fraction form
97,696.26/134,820.32 = 54,675.81/x - Step 3: Cross multiply
97,696.26x = 134,820.32 × 54,675.81 - Step 4: Simplify right side
97,696.26x = 7,371,409,927.08 - Step 5: Solve for x
x = 7,371,409,927.08/97,696.26 - Step 6: Final answer
x = 75,452.32
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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.