Finding the Fourth Proportional to 146,691.80, 220,037.70 and 94,203.80
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Solution
The fourth proportional to 146,691.80, 220,037.70 and 94,203.80 is: 141,305.70
Step by Step Solution
- Step 1: Write the proportion equation
146,691.80 : 220,037.70 = 94,203.80 : x - Step 2: Convert to fraction form
146,691.80/220,037.70 = 94,203.80/x - Step 3: Cross multiply
146,691.80x = 220,037.70 × 94,203.80 - Step 4: Simplify right side
146,691.80x = 20,728,387,483.26 - Step 5: Solve for x
x = 20,728,387,483.26/146,691.80 - Step 6: Final answer
x = 141,305.70
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1.5x scale
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.