Finding the Fourth Proportional to 177,563.12, 245,033.06 and 96,990.99
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Solution
The fourth proportional to 177,563.12, 245,033.06 and 96,990.99 is: 133,845.36
Step by Step Solution
- Step 1: Write the proportion equation
177,563.12 : 245,033.06 = 96,990.99 : x - Step 2: Convert to fraction form
177,563.12/245,033.06 = 96,990.99/x - Step 3: Cross multiply
177,563.12x = 245,033.06 × 96,990.99 - Step 4: Simplify right side
177,563.12x = 23,765,998,587.17 - Step 5: Solve for x
x = 23,765,998,587.17/177,563.12 - Step 6: Final answer
x = 133,845.36
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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.