Finding the Fourth Proportional to 164,139.44, 226,509.26 and 92,518.08
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Solution
The fourth proportional to 164,139.44, 226,509.26 and 92,518.08 is: 127,673.17
Step by Step Solution
- Step 1: Write the proportion equation
164,139.44 : 226,509.26 = 92,518.08 : x - Step 2: Convert to fraction form
164,139.44/226,509.26 = 92,518.08/x - Step 3: Cross multiply
164,139.44x = 226,509.26 × 92,518.08 - Step 4: Simplify right side
164,139.44x = 20,956,201,837.42 - Step 5: Solve for x
x = 20,956,201,837.42/164,139.44 - Step 6: Final answer
x = 127,673.17
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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.