Finding the Fourth Proportional to 97,714.20, 146,571.30 and 84,883.80
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Solution
The fourth proportional to 97,714.20, 146,571.30 and 84,883.80 is: 127,325.70
Step by Step Solution
- Step 1: Write the proportion equation
97,714.20 : 146,571.30 = 84,883.80 : x - Step 2: Convert to fraction form
97,714.20/146,571.30 = 84,883.80/x - Step 3: Cross multiply
97,714.20x = 146,571.30 × 84,883.80 - Step 4: Simplify right side
97,714.20x = 12,441,528,914.94 - Step 5: Solve for x
x = 12,441,528,914.94/97,714.20 - Step 6: Final answer
x = 127,325.70
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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.