Finding the Fourth Proportional to 213,295.70, 294,322.98 and 117,796.70
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Solution
The fourth proportional to 213,295.70, 294,322.98 and 117,796.70 is: 162,545.59
Step by Step Solution
- Step 1: Write the proportion equation
213,295.70 : 294,322.98 = 117,796.70 : x - Step 2: Convert to fraction form
213,295.70/294,322.98 = 117,796.70/x - Step 3: Cross multiply
213,295.70x = 294,322.98 × 117,796.70 - Step 4: Simplify right side
213,295.70x = 34,670,275,778.17 - Step 5: Solve for x
x = 34,670,275,778.17/213,295.70 - Step 6: Final answer
x = 162,545.59
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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.