Finding the Fourth Proportional to 132,625.13, 183,022.68 and 73,009.13
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Solution
The fourth proportional to 132,625.13, 183,022.68 and 73,009.13 is: 100,752.60
Step by Step Solution
- Step 1: Write the proportion equation
132,625.13 : 183,022.68 = 73,009.13 : x - Step 2: Convert to fraction form
132,625.13/183,022.68 = 73,009.13/x - Step 3: Cross multiply
132,625.13x = 183,022.68 × 73,009.13 - Step 4: Simplify right side
132,625.13x = 13,362,325,721.96 - Step 5: Solve for x
x = 13,362,325,721.96/132,625.13 - Step 6: Final answer
x = 100,752.60
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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.