Finding the Fourth Proportional to 254,556.20, 351,208.53 and 147,087.02
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Solution
The fourth proportional to 254,556.20, 351,208.53 and 147,087.02 is: 202,934.42
Step by Step Solution
- Step 1: Write the proportion equation
254,556.20 : 351,208.53 = 147,087.02 : x - Step 2: Convert to fraction form
254,556.20/351,208.53 = 147,087.02/x - Step 3: Cross multiply
254,556.20x = 351,208.53 × 147,087.02 - Step 4: Simplify right side
254,556.20x = 51,658,214,320.24 - Step 5: Solve for x
x = 51,658,214,320.24/254,556.20 - Step 6: Final answer
x = 202,934.42
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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.