Finding the Fourth Proportional to 92,586.21, 138,879.36 and 26,033.10
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Solution
The fourth proportional to 92,586.21, 138,879.36 and 26,033.10 is: 39,049.66
Step by Step Solution
- Step 1: Write the proportion equation
92,586.21 : 138,879.36 = 26,033.10 : x - Step 2: Convert to fraction form
92,586.21/138,879.36 = 26,033.10/x - Step 3: Cross multiply
92,586.21x = 138,879.36 × 26,033.10 - Step 4: Simplify right side
92,586.21x = 3,615,460,266.82 - Step 5: Solve for x
x = 3,615,460,266.82/92,586.21 - Step 6: Final answer
x = 39,049.66
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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.