Finding the Fourth Proportional to 177,980.52, 245,609.84 and 97,406.44
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Solution
The fourth proportional to 177,980.52, 245,609.84 and 97,406.44 is: 134,419.09
Step by Step Solution
- Step 1: Write the proportion equation
177,980.52 : 245,609.84 = 97,406.44 : x - Step 2: Convert to fraction form
177,980.52/245,609.84 = 97,406.44/x - Step 3: Cross multiply
177,980.52x = 245,609.84 × 97,406.44 - Step 4: Simplify right side
177,980.52x = 23,923,980,143.37 - Step 5: Solve for x
x = 23,923,980,143.37/177,980.52 - Step 6: Final answer
x = 134,419.09
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1.5x scale
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.