Finding the Fourth Proportional to 132,569.58, 182,958.18 and 75,227.60
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Solution
The fourth proportional to 132,569.58, 182,958.18 and 75,227.60 is: 103,820.99
Step by Step Solution
- Step 1: Write the proportion equation
132,569.58 : 182,958.18 = 75,227.60 : x - Step 2: Convert to fraction form
132,569.58/182,958.18 = 75,227.60/x - Step 3: Cross multiply
132,569.58x = 182,958.18 × 75,227.60 - Step 4: Simplify right side
132,569.58x = 13,763,504,781.77 - Step 5: Solve for x
x = 13,763,504,781.77/132,569.58 - Step 6: Final answer
x = 103,820.99
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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.