Finding the Fourth Proportional to 102,228.26, 153,407.99 and 49,609.04
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Solution
The fourth proportional to 102,228.26, 153,407.99 and 49,609.04 is: 74,445.39
Step by Step Solution
- Step 1: Write the proportion equation
102,228.26 : 153,407.99 = 49,609.04 : x - Step 2: Convert to fraction form
102,228.26/153,407.99 = 49,609.04/x - Step 3: Cross multiply
102,228.26x = 153,407.99 × 49,609.04 - Step 4: Simplify right side
102,228.26x = 7,610,422,469.21 - Step 5: Solve for x
x = 7,610,422,469.21/102,228.26 - Step 6: Final answer
x = 74,445.39
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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.