Finding the Fourth Proportional to 94,612.44, 141,877.46 and 27,129.58
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Solution
The fourth proportional to 94,612.44, 141,877.46 and 27,129.58 is: 40,682.56
Step by Step Solution
- Step 1: Write the proportion equation
94,612.44 : 141,877.46 = 27,129.58 : x - Step 2: Convert to fraction form
94,612.44/141,877.46 = 27,129.58/x - Step 3: Cross multiply
94,612.44x = 141,877.46 × 27,129.58 - Step 4: Simplify right side
94,612.44x = 3,849,075,901.27 - Step 5: Solve for x
x = 3,849,075,901.27/94,612.44 - Step 6: Final answer
x = 40,682.56
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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.