Finding the Fourth Proportional to 132,622.03, 183,022.82 and 74,488.99
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Solution
The fourth proportional to 132,622.03, 183,022.82 and 74,488.99 is: 102,797.29
Step by Step Solution
- Step 1: Write the proportion equation
132,622.03 : 183,022.82 = 74,488.99 : x - Step 2: Convert to fraction form
132,622.03/183,022.82 = 74,488.99/x - Step 3: Cross multiply
132,622.03x = 183,022.82 × 74,488.99 - Step 4: Simplify right side
132,622.03x = 13,633,185,008.75 - Step 5: Solve for x
x = 13,633,185,008.75/132,622.03 - Step 6: Final answer
x = 102,797.29
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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.