Finding the Fourth Proportional to 97,844.70, 146,695.32 and 31,246.44
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Solution
The fourth proportional to 97,844.70, 146,695.32 and 31,246.44 is: 46,846.75
Step by Step Solution
- Step 1: Write the proportion equation
97,844.70 : 146,695.32 = 31,246.44 : x - Step 2: Convert to fraction form
97,844.70/146,695.32 = 31,246.44/x - Step 3: Cross multiply
97,844.70x = 146,695.32 × 31,246.44 - Step 4: Simplify right side
97,844.70x = 4,583,706,514.66 - Step 5: Solve for x
x = 4,583,706,514.66/97,844.70 - Step 6: Final answer
x = 46,846.75
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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.