Finding the Fourth Proportional to 112,432.21, 168,600.29 and 65,079.99
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Solution
The fourth proportional to 112,432.21, 168,600.29 and 65,079.99 is: 97,592.19
Step by Step Solution
- Step 1: Write the proportion equation
112,432.21 : 168,600.29 = 65,079.99 : x - Step 2: Convert to fraction form
112,432.21/168,600.29 = 65,079.99/x - Step 3: Cross multiply
112,432.21x = 168,600.29 × 65,079.99 - Step 4: Simplify right side
112,432.21x = 10,972,504,861.80 - Step 5: Solve for x
x = 10,972,504,861.80/112,432.21 - Step 6: Final answer
x = 97,592.19
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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.