Finding the Fourth Proportional to 136,184.58, 204,370.83 and 47,438.82
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Solution
The fourth proportional to 136,184.58, 204,370.83 and 47,438.82 is: 71,190.96
Step by Step Solution
- Step 1: Write the proportion equation
136,184.58 : 204,370.83 = 47,438.82 : x - Step 2: Convert to fraction form
136,184.58/204,370.83 = 47,438.82/x - Step 3: Cross multiply
136,184.58x = 204,370.83 × 47,438.82 - Step 4: Simplify right side
136,184.58x = 9,695,111,017.62 - Step 5: Solve for x
x = 9,695,111,017.62/136,184.58 - Step 6: Final answer
x = 71,190.96
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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.