Finding the Fourth Proportional to 132,536.44, 183,010.64 and 122,920.32
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Solution
The fourth proportional to 132,536.44, 183,010.64 and 122,920.32 is: 169,732.39
Step by Step Solution
- Step 1: Write the proportion equation
132,536.44 : 183,010.64 = 122,920.32 : x - Step 2: Convert to fraction form
132,536.44/183,010.64 = 122,920.32/x - Step 3: Cross multiply
132,536.44x = 183,010.64 × 122,920.32 - Step 4: Simplify right side
132,536.44x = 22,495,726,432.20 - Step 5: Solve for x
x = 22,495,726,432.20/132,536.44 - Step 6: Final answer
x = 169,732.39
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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.