Finding the Fourth Proportional to 112,534.26, 168,803.02 and 29,428.26
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Solution
The fourth proportional to 112,534.26, 168,803.02 and 29,428.26 is: 44,142.82
Step by Step Solution
- Step 1: Write the proportion equation
112,534.26 : 168,803.02 = 29,428.26 : x - Step 2: Convert to fraction form
112,534.26/168,803.02 = 29,428.26/x - Step 3: Cross multiply
112,534.26x = 168,803.02 × 29,428.26 - Step 4: Simplify right side
112,534.26x = 4,967,579,161.35 - Step 5: Solve for x
x = 4,967,579,161.35/112,534.26 - Step 6: Final answer
x = 44,142.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.