Finding the Fourth Proportional to 111,688.04, 167,552.81 and 36,813.44
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Solution
The fourth proportional to 111,688.04, 167,552.81 and 36,813.44 is: 55,226.99
Step by Step Solution
- Step 1: Write the proportion equation
111,688.04 : 167,552.81 = 36,813.44 : x - Step 2: Convert to fraction form
111,688.04/167,552.81 = 36,813.44/x - Step 3: Cross multiply
111,688.04x = 167,552.81 × 36,813.44 - Step 4: Simplify right side
111,688.04x = 6,168,194,295.94 - Step 5: Solve for x
x = 6,168,194,295.94/111,688.04 - Step 6: Final answer
x = 55,226.99
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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.