Finding the Fourth Proportional to 114,948.99, 172,445.36 and 36,042.03
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Solution
The fourth proportional to 114,948.99, 172,445.36 and 36,042.03 is: 54,069.90
Step by Step Solution
- Step 1: Write the proportion equation
114,948.99 : 172,445.36 = 36,042.03 : x - Step 2: Convert to fraction form
114,948.99/172,445.36 = 36,042.03/x - Step 3: Cross multiply
114,948.99x = 172,445.36 × 36,042.03 - Step 4: Simplify right side
114,948.99x = 6,215,280,658.27 - Step 5: Solve for x
x = 6,215,280,658.27/114,948.99 - Step 6: Final answer
x = 54,069.90
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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.