Finding the Fourth Proportional to 148,209.26, 222,317.19 and 53,447.09
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Solution
The fourth proportional to 148,209.26, 222,317.19 and 53,447.09 is: 80,171.82
Step by Step Solution
- Step 1: Write the proportion equation
148,209.26 : 222,317.19 = 53,447.09 : x - Step 2: Convert to fraction form
148,209.26/222,317.19 = 53,447.09/x - Step 3: Cross multiply
148,209.26x = 222,317.19 × 53,447.09 - Step 4: Simplify right side
148,209.26x = 11,882,205,750.89 - Step 5: Solve for x
x = 11,882,205,750.89/148,209.26 - Step 6: Final answer
x = 80,171.82
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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.