Finding the Fourth Proportional to 169,745.97, 254,137.82 and 141,052.53
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Solution
The fourth proportional to 169,745.97, 254,137.82 and 141,052.53 is: 211,178.99
Step by Step Solution
- Step 1: Write the proportion equation
169,745.97 : 254,137.82 = 141,052.53 : x - Step 2: Convert to fraction form
169,745.97/254,137.82 = 141,052.53/x - Step 3: Cross multiply
169,745.97x = 254,137.82 × 141,052.53 - Step 4: Simplify right side
169,745.97x = 35,846,781,774.42 - Step 5: Solve for x
x = 35,846,781,774.42/169,745.97 - Step 6: Final answer
x = 211,178.99
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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.