Finding the Fourth Proportional to 147,837.24, 204,015.58 and 84,175.06
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Solution
The fourth proportional to 147,837.24, 204,015.58 and 84,175.06 is: 116,161.69
Step by Step Solution
- Step 1: Write the proportion equation
147,837.24 : 204,015.58 = 84,175.06 : x - Step 2: Convert to fraction form
147,837.24/204,015.58 = 84,175.06/x - Step 3: Cross multiply
147,837.24x = 204,015.58 × 84,175.06 - Step 4: Simplify right side
147,837.24x = 17,173,023,687.43 - Step 5: Solve for x
x = 17,173,023,687.43/147,837.24 - Step 6: Final answer
x = 116,161.69
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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.