Finding the Fourth Proportional to 254,536.88, 351,291.87 and 147,107.79
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Solution
The fourth proportional to 254,536.88, 351,291.87 and 147,107.79 is: 203,026.66
Step by Step Solution
- Step 1: Write the proportion equation
254,536.88 : 351,291.87 = 147,107.79 : x - Step 2: Convert to fraction form
254,536.88/351,291.87 = 147,107.79/x - Step 3: Cross multiply
254,536.88x = 351,291.87 × 147,107.79 - Step 4: Simplify right side
254,536.88x = 51,677,770,640.67 - Step 5: Solve for x
x = 51,677,770,640.67/254,536.88 - Step 6: Final answer
x = 203,026.66
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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.