Finding the Fourth Proportional to 75,636.26, 113,427.95 and 22,314.08
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Solution
The fourth proportional to 75,636.26, 113,427.95 and 22,314.08 is: 33,463.32
Step by Step Solution
- Step 1: Write the proportion equation
75,636.26 : 113,427.95 = 22,314.08 : x - Step 2: Convert to fraction form
75,636.26/113,427.95 = 22,314.08/x - Step 3: Cross multiply
75,636.26x = 113,427.95 × 22,314.08 - Step 4: Simplify right side
75,636.26x = 2,531,040,437.12 - Step 5: Solve for x
x = 2,531,040,437.12/75,636.26 - Step 6: Final answer
x = 33,463.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.