Finding the Fourth Proportional to 213,692.57, 294,886.74 and 118,193.17
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Solution
The fourth proportional to 213,692.57, 294,886.74 and 118,193.17 is: 163,101.59
Step by Step Solution
- Step 1: Write the proportion equation
213,692.57 : 294,886.74 = 118,193.17 : x - Step 2: Convert to fraction form
213,692.57/294,886.74 = 118,193.17/x - Step 3: Cross multiply
213,692.57x = 294,886.74 × 118,193.17 - Step 4: Simplify right side
213,692.57x = 34,853,597,117.13 - Step 5: Solve for x
x = 34,853,597,117.13/213,692.57 - Step 6: Final answer
x = 163,101.59
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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.