Finding the Fourth Proportional to 68,868.24, 103,346.01 and 29,425.62
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Solution
The fourth proportional to 68,868.24, 103,346.01 and 29,425.62 is: 44,157.08
Step by Step Solution
- Step 1: Write the proportion equation
68,868.24 : 103,346.01 = 29,425.62 : x - Step 2: Convert to fraction form
68,868.24/103,346.01 = 29,425.62/x - Step 3: Cross multiply
68,868.24x = 103,346.01 × 29,425.62 - Step 4: Simplify right side
68,868.24x = 3,041,020,418.78 - Step 5: Solve for x
x = 3,041,020,418.78/68,868.24 - Step 6: Final answer
x = 44,157.08
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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.