Finding the Fourth Proportional to 113,328.48, 170,067.60 and 112,452.96
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Solution
The fourth proportional to 113,328.48, 170,067.60 and 112,452.96 is: 168,753.74
Step by Step Solution
- Step 1: Write the proportion equation
113,328.48 : 170,067.60 = 112,452.96 : x - Step 2: Convert to fraction form
113,328.48/170,067.60 = 112,452.96/x - Step 3: Cross multiply
113,328.48x = 170,067.60 × 112,452.96 - Step 4: Simplify right side
113,328.48x = 19,124,605,020.10 - Step 5: Solve for x
x = 19,124,605,020.10/113,328.48 - Step 6: Final answer
x = 168,753.74
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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.