Finding the Fourth Proportional to 163,471.36, 245,246.56 and 56,839.92
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Solution
The fourth proportional to 163,471.36, 245,246.56 and 56,839.92 is: 85,273.62
Step by Step Solution
- Step 1: Write the proportion equation
163,471.36 : 245,246.56 = 56,839.92 : x - Step 2: Convert to fraction form
163,471.36/245,246.56 = 56,839.92/x - Step 3: Cross multiply
163,471.36x = 245,246.56 × 56,839.92 - Step 4: Simplify right side
163,471.36x = 13,939,794,850.68 - Step 5: Solve for x
x = 13,939,794,850.68/163,471.36 - Step 6: Final answer
x = 85,273.62
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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.