Finding the Fourth Proportional to 88,897.26, 122,607.36 and 75,512.82
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Solution
The fourth proportional to 88,897.26, 122,607.36 and 75,512.82 is: 104,147.50
Step by Step Solution
- Step 1: Write the proportion equation
88,897.26 : 122,607.36 = 75,512.82 : x - Step 2: Convert to fraction form
88,897.26/122,607.36 = 75,512.82/x - Step 3: Cross multiply
88,897.26x = 122,607.36 × 75,512.82 - Step 4: Simplify right side
88,897.26x = 9,258,427,506.36 - Step 5: Solve for x
x = 9,258,427,506.36/88,897.26 - Step 6: Final answer
x = 104,147.50
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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.