Finding the Fourth Proportional to 134,073.57, 201,107.93 and 113,148.03
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Solution
The fourth proportional to 134,073.57, 201,107.93 and 113,148.03 is: 169,719.99
Step by Step Solution
- Step 1: Write the proportion equation
134,073.57 : 201,107.93 = 113,148.03 : x - Step 2: Convert to fraction form
134,073.57/201,107.93 = 113,148.03/x - Step 3: Cross multiply
134,073.57x = 201,107.93 × 113,148.03 - Step 4: Simplify right side
134,073.57x = 22,754,965,531.14 - Step 5: Solve for x
x = 22,754,965,531.14/134,073.57 - Step 6: Final answer
x = 169,719.99
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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.