Finding the Fourth Proportional to 164,209.58, 226,609.09 and 88,758.08
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Solution
The fourth proportional to 164,209.58, 226,609.09 and 88,758.08 is: 122,486.08
Step by Step Solution
- Step 1: Write the proportion equation
164,209.58 : 226,609.09 = 88,758.08 : x - Step 2: Convert to fraction form
164,209.58/226,609.09 = 88,758.08/x - Step 3: Cross multiply
164,209.58x = 226,609.09 × 88,758.08 - Step 4: Simplify right side
164,209.58x = 20,113,387,733.05 - Step 5: Solve for x
x = 20,113,387,733.05/164,209.58 - Step 6: Final answer
x = 122,486.08
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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.