Finding the Fourth Proportional to 226,417.06, 312,729.58 and 165,066.10
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Solution
The fourth proportional to 226,417.06, 312,729.58 and 165,066.10 is: 227,990.99
Step by Step Solution
- Step 1: Write the proportion equation
226,417.06 : 312,729.58 = 165,066.10 : x - Step 2: Convert to fraction form
226,417.06/312,729.58 = 165,066.10/x - Step 3: Cross multiply
226,417.06x = 312,729.58 × 165,066.10 - Step 4: Simplify right side
226,417.06x = 51,621,050,974.26 - Step 5: Solve for x
x = 51,621,050,974.26/226,417.06 - Step 6: Final answer
x = 227,990.99
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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.