Finding the Fourth Proportional to 147,795.93, 203,959.20 and 80,727.93
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Solution
The fourth proportional to 147,795.93, 203,959.20 and 80,727.93 is: 111,404.99
Step by Step Solution
- Step 1: Write the proportion equation
147,795.93 : 203,959.20 = 80,727.93 : x - Step 2: Convert to fraction form
147,795.93/203,959.20 = 80,727.93/x - Step 3: Cross multiply
147,795.93x = 203,959.20 × 80,727.93 - Step 4: Simplify right side
147,795.93x = 16,465,204,020.46 - Step 5: Solve for x
x = 16,465,204,020.46/147,795.93 - Step 6: Final answer
x = 111,404.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.