Finding the Fourth Proportional to 245,625.51, 368,438.23 and 68,132.53
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Solution
The fourth proportional to 245,625.51, 368,438.23 and 68,132.53 is: 102,198.79
Step by Step Solution
- Step 1: Write the proportion equation
245,625.51 : 368,438.23 = 68,132.53 : x - Step 2: Convert to fraction form
245,625.51/368,438.23 = 68,132.53/x - Step 3: Cross multiply
245,625.51x = 368,438.23 × 68,132.53 - Step 4: Simplify right side
245,625.51x = 25,102,628,758.62 - Step 5: Solve for x
x = 25,102,628,758.62/245,625.51 - Step 6: Final answer
x = 102,198.79
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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.