Finding the Fourth Proportional to 134,496.40, 201,744.60 and 124,358.80
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Solution
The fourth proportional to 134,496.40, 201,744.60 and 124,358.80 is: 186,538.20
Step by Step Solution
- Step 1: Write the proportion equation
134,496.40 : 201,744.60 = 124,358.80 : x - Step 2: Convert to fraction form
134,496.40/201,744.60 = 124,358.80/x - Step 3: Cross multiply
134,496.40x = 201,744.60 × 124,358.80 - Step 4: Simplify right side
134,496.40x = 25,088,716,362.48 - Step 5: Solve for x
x = 25,088,716,362.48/134,496.40 - Step 6: Final answer
x = 186,538.20
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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.