Finding the Fourth Proportional to 83,048.27, 124,592.11 and 26,888.38
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Solution
The fourth proportional to 83,048.27, 124,592.11 and 26,888.38 is: 40,338.95
Step by Step Solution
- Step 1: Write the proportion equation
83,048.27 : 124,592.11 = 26,888.38 : x - Step 2: Convert to fraction form
83,048.27/124,592.11 = 26,888.38/x - Step 3: Cross multiply
83,048.27x = 124,592.11 × 26,888.38 - Step 4: Simplify right side
83,048.27x = 3,350,079,619.98 - Step 5: Solve for x
x = 3,350,079,619.98/83,048.27 - Step 6: Final answer
x = 40,338.95
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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.