Finding the Fourth Proportional to 117,622.00, 162,318.57 and 63,907.08
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Solution
The fourth proportional to 117,622.00, 162,318.57 and 63,907.08 is: 88,191.88
Step by Step Solution
- Step 1: Write the proportion equation
117,622.00 : 162,318.57 = 63,907.08 : x - Step 2: Convert to fraction form
117,622.00/162,318.57 = 63,907.08/x - Step 3: Cross multiply
117,622.00x = 162,318.57 × 63,907.08 - Step 4: Simplify right side
117,622.00x = 10,373,305,259.74 - Step 5: Solve for x
x = 10,373,305,259.74/117,622.00 - Step 6: Final answer
x = 88,191.88
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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.