Finding the Fourth Proportional to 97,435.26, 134,458.08 and 54,993.48
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Solution
The fourth proportional to 97,435.26, 134,458.08 and 54,993.48 is: 75,889.55
Step by Step Solution
- Step 1: Write the proportion equation
97,435.26 : 134,458.08 = 54,993.48 : x - Step 2: Convert to fraction form
97,435.26/134,458.08 = 54,993.48/x - Step 3: Cross multiply
97,435.26x = 134,458.08 × 54,993.48 - Step 4: Simplify right side
97,435.26x = 7,394,317,733.32 - Step 5: Solve for x
x = 7,394,317,733.32/97,435.26 - Step 6: Final answer
x = 75,889.55
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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.