Finding the Fourth Proportional to 199,626.41, 275,467.89 and 113,562.49
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Solution
The fourth proportional to 199,626.41, 275,467.89 and 113,562.49 is: 156,706.82
Step by Step Solution
- Step 1: Write the proportion equation
199,626.41 : 275,467.89 = 113,562.49 : x - Step 2: Convert to fraction form
199,626.41/275,467.89 = 113,562.49/x - Step 3: Cross multiply
199,626.41x = 275,467.89 × 113,562.49 - Step 4: Simplify right side
199,626.41x = 31,282,818,126.11 - Step 5: Solve for x
x = 31,282,818,126.11/199,626.41 - Step 6: Final answer
x = 156,706.82
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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.