Finding the Fourth Proportional to 229,929.93, 344,778.96 and 69,975.18
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Solution
The fourth proportional to 229,929.93, 344,778.96 and 69,975.18 is: 104,927.49
Step by Step Solution
- Step 1: Write the proportion equation
229,929.93 : 344,778.96 = 69,975.18 : x - Step 2: Convert to fraction form
229,929.93/344,778.96 = 69,975.18/x - Step 3: Cross multiply
229,929.93x = 344,778.96 × 69,975.18 - Step 4: Simplify right side
229,929.93x = 24,125,969,786.21 - Step 5: Solve for x
x = 24,125,969,786.21/229,929.93 - Step 6: Final answer
x = 104,927.49
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1.5x scale
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.