Finding the Fourth Proportional to 174,879.84, 262,319.52 and 69,772.62
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Solution
The fourth proportional to 174,879.84, 262,319.52 and 69,772.62 is: 104,658.83
Step by Step Solution
- Step 1: Write the proportion equation
174,879.84 : 262,319.52 = 69,772.62 : x - Step 2: Convert to fraction form
174,879.84/262,319.52 = 69,772.62/x - Step 3: Cross multiply
174,879.84x = 262,319.52 × 69,772.62 - Step 4: Simplify right side
174,879.84x = 18,302,720,187.54 - Step 5: Solve for x
x = 18,302,720,187.54/174,879.84 - Step 6: Final answer
x = 104,658.83
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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.