Finding the Fourth Proportional to 168,330.91, 232,297.46 and 92,879.41
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Solution
The fourth proportional to 168,330.91, 232,297.46 and 92,879.41 is: 128,174.03
Step by Step Solution
- Step 1: Write the proportion equation
168,330.91 : 232,297.46 = 92,879.41 : x - Step 2: Convert to fraction form
168,330.91/232,297.46 = 92,879.41/x - Step 3: Cross multiply
168,330.91x = 232,297.46 × 92,879.41 - Step 4: Simplify right side
168,330.91x = 21,575,651,029.30 - Step 5: Solve for x
x = 21,575,651,029.30/168,330.91 - Step 6: Final answer
x = 128,174.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.