Finding the Fourth Proportional to 96,798.80, 145,183.19 and 49,448.88
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Solution
The fourth proportional to 96,798.80, 145,183.19 and 49,448.88 is: 74,165.65
Step by Step Solution
- Step 1: Write the proportion equation
96,798.80 : 145,183.19 = 49,448.88 : x - Step 2: Convert to fraction form
96,798.80/145,183.19 = 49,448.88/x - Step 3: Cross multiply
96,798.80x = 145,183.19 × 49,448.88 - Step 4: Simplify right side
96,798.80x = 7,179,145,893.08 - Step 5: Solve for x
x = 7,179,145,893.08/96,798.80 - Step 6: Final answer
x = 74,165.65
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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.