Finding the Fourth Proportional to 213,868.55, 295,135.02 and 118,373.19
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Solution
The fourth proportional to 213,868.55, 295,135.02 and 118,373.19 is: 163,353.02
Step by Step Solution
- Step 1: Write the proportion equation
213,868.55 : 295,135.02 = 118,373.19 : x - Step 2: Convert to fraction form
213,868.55/295,135.02 = 118,373.19/x - Step 3: Cross multiply
213,868.55x = 295,135.02 × 118,373.19 - Step 4: Simplify right side
213,868.55x = 34,936,073,798.11 - Step 5: Solve for x
x = 34,936,073,798.11/213,868.55 - Step 6: Final answer
x = 163,353.02
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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.