Finding the Fourth Proportional to 106,905.64, 160,358.57 and 49,197.32
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Solution
The fourth proportional to 106,905.64, 160,358.57 and 49,197.32 is: 73,796.03
Step by Step Solution
- Step 1: Write the proportion equation
106,905.64 : 160,358.57 = 49,197.32 : x - Step 2: Convert to fraction form
106,905.64/160,358.57 = 49,197.32/x - Step 3: Cross multiply
106,905.64x = 160,358.57 × 49,197.32 - Step 4: Simplify right side
106,905.64x = 7,889,211,204.23 - Step 5: Solve for x
x = 7,889,211,204.23/106,905.64 - Step 6: Final answer
x = 73,796.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.