Finding the Fourth Proportional to 132,582.06, 183,025.80 and 84,863.07
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Solution
The fourth proportional to 132,582.06, 183,025.80 and 84,863.07 is: 117,151.08
Step by Step Solution
- Step 1: Write the proportion equation
132,582.06 : 183,025.80 = 84,863.07 : x - Step 2: Convert to fraction form
132,582.06/183,025.80 = 84,863.07/x - Step 3: Cross multiply
132,582.06x = 183,025.80 × 84,863.07 - Step 4: Simplify right side
132,582.06x = 15,532,131,277.21 - Step 5: Solve for x
x = 15,532,131,277.21/132,582.06 - Step 6: Final answer
x = 117,151.08
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1.5x scale
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.