Finding the Fourth Proportional to 168,796.08, 252,970.56 and 89,740.08
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Solution
The fourth proportional to 168,796.08, 252,970.56 and 89,740.08 is: 134,491.26
Step by Step Solution
- Step 1: Write the proportion equation
168,796.08 : 252,970.56 = 89,740.08 : x - Step 2: Convert to fraction form
168,796.08/252,970.56 = 89,740.08/x - Step 3: Cross multiply
168,796.08x = 252,970.56 × 89,740.08 - Step 4: Simplify right side
168,796.08x = 22,701,598,292.04 - Step 5: Solve for x
x = 22,701,598,292.04/168,796.08 - Step 6: Final answer
x = 134,491.26
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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.