Finding the Fourth Proportional to 68,915.41, 103,399.84 and 26,825.07
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Solution
The fourth proportional to 68,915.41, 103,399.84 and 26,825.07 is: 40,248.02
Step by Step Solution
- Step 1: Write the proportion equation
68,915.41 : 103,399.84 = 26,825.07 : x - Step 2: Convert to fraction form
68,915.41/103,399.84 = 26,825.07/x - Step 3: Cross multiply
68,915.41x = 103,399.84 × 26,825.07 - Step 4: Simplify right side
68,915.41x = 2,773,708,367.27 - Step 5: Solve for x
x = 2,773,708,367.27/68,915.41 - Step 6: Final answer
x = 40,248.02
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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.