Finding the Fourth Proportional to 104,841.05, 144,683.24 and 57,096.99
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Solution
The fourth proportional to 104,841.05, 144,683.24 and 57,096.99 is: 78,795.26
Step by Step Solution
- Step 1: Write the proportion equation
104,841.05 : 144,683.24 = 57,096.99 : x - Step 2: Convert to fraction form
104,841.05/144,683.24 = 57,096.99/x - Step 3: Cross multiply
104,841.05x = 144,683.24 × 57,096.99 - Step 4: Simplify right side
104,841.05x = 8,260,977,221.96 - Step 5: Solve for x
x = 8,260,977,221.96/104,841.05 - Step 6: Final answer
x = 78,795.26
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1.5x scale
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.