Finding the Fourth Proportional to 174,581.10, 240,922.17 and 99,129.60
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Solution
The fourth proportional to 174,581.10, 240,922.17 and 99,129.60 is: 136,798.99
Step by Step Solution
- Step 1: Write the proportion equation
174,581.10 : 240,922.17 = 99,129.60 : x - Step 2: Convert to fraction form
174,581.10/240,922.17 = 99,129.60/x - Step 3: Cross multiply
174,581.10x = 240,922.17 × 99,129.60 - Step 4: Simplify right side
174,581.10x = 23,882,518,343.23 - Step 5: Solve for x
x = 23,882,518,343.23/174,581.10 - Step 6: Final answer
x = 136,798.99
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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.