Finding the Fourth Proportional to 229,341.26, 343,876.06 and 69,368.69
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Solution
The fourth proportional to 229,341.26, 343,876.06 and 69,368.69 is: 104,011.95
Step by Step Solution
- Step 1: Write the proportion equation
229,341.26 : 343,876.06 = 69,368.69 : x - Step 2: Convert to fraction form
229,341.26/343,876.06 = 69,368.69/x - Step 3: Cross multiply
229,341.26x = 343,876.06 × 69,368.69 - Step 4: Simplify right side
229,341.26x = 23,854,231,804.56 - Step 5: Solve for x
x = 23,854,231,804.56/229,341.26 - Step 6: Final answer
x = 104,011.95
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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.