Finding the Fourth Proportional to 113,197.08, 169,804.26 and 30,088.92
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Solution
The fourth proportional to 113,197.08, 169,804.26 and 30,088.92 is: 45,135.68
Step by Step Solution
- Step 1: Write the proportion equation
113,197.08 : 169,804.26 = 30,088.92 : x - Step 2: Convert to fraction form
113,197.08/169,804.26 = 30,088.92/x - Step 3: Cross multiply
113,197.08x = 169,804.26 × 30,088.92 - Step 4: Simplify right side
113,197.08x = 5,109,226,794.80 - Step 5: Solve for x
x = 5,109,226,794.80/113,197.08 - Step 6: Final answer
x = 45,135.68
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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.