Finding the Fourth Proportional to 94,137.60, 141,160.80 and 54,706.08
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Solution
The fourth proportional to 94,137.60, 141,160.80 and 54,706.08 is: 82,032.62
Step by Step Solution
- Step 1: Write the proportion equation
94,137.60 : 141,160.80 = 54,706.08 : x - Step 2: Convert to fraction form
94,137.60/141,160.80 = 54,706.08/x - Step 3: Cross multiply
94,137.60x = 141,160.80 × 54,706.08 - Step 4: Simplify right side
94,137.60x = 7,722,354,017.66 - Step 5: Solve for x
x = 7,722,354,017.66/94,137.60 - Step 6: Final answer
x = 82,032.62
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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.