Finding the Fourth Proportional to 163,883.36, 245,884.18 and 57,283.10
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Solution
The fourth proportional to 163,883.36, 245,884.18 and 57,283.10 is: 85,945.32
Step by Step Solution
- Step 1: Write the proportion equation
163,883.36 : 245,884.18 = 57,283.10 : x - Step 2: Convert to fraction form
163,883.36/245,884.18 = 57,283.10/x - Step 3: Cross multiply
163,883.36x = 245,884.18 × 57,283.10 - Step 4: Simplify right side
163,883.36x = 14,085,008,071.36 - Step 5: Solve for x
x = 14,085,008,071.36/163,883.36 - Step 6: Final answer
x = 85,945.32
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1.5x scale
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.