Finding the Fourth Proportional to 156,118.14, 215,446.97 and 95,722.08
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Solution
The fourth proportional to 156,118.14, 215,446.97 and 95,722.08 is: 132,098.88
Step by Step Solution
- Step 1: Write the proportion equation
156,118.14 : 215,446.97 = 95,722.08 : x - Step 2: Convert to fraction form
156,118.14/215,446.97 = 95,722.08/x - Step 3: Cross multiply
156,118.14x = 215,446.97 × 95,722.08 - Step 4: Simplify right side
156,118.14x = 20,623,031,619.49 - Step 5: Solve for x
x = 20,623,031,619.49/156,118.14 - Step 6: Final answer
x = 132,098.88
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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.