Finding the Fourth Proportional to 102,993.41, 154,365.35 and 43,704.53
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Solution
The fourth proportional to 102,993.41, 154,365.35 and 43,704.53 is: 65,503.85
Step by Step Solution
- Step 1: Write the proportion equation
102,993.41 : 154,365.35 = 43,704.53 : x - Step 2: Convert to fraction form
102,993.41/154,365.35 = 43,704.53/x - Step 3: Cross multiply
102,993.41x = 154,365.35 × 43,704.53 - Step 4: Simplify right side
102,993.41x = 6,746,464,079.69 - Step 5: Solve for x
x = 6,746,464,079.69/102,993.41 - Step 6: Final answer
x = 65,503.85
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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.