Finding the Fourth Proportional to 134,617.28, 201,925.92 and 45,825.08
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Solution
The fourth proportional to 134,617.28, 201,925.92 and 45,825.08 is: 68,737.62
Step by Step Solution
- Step 1: Write the proportion equation
134,617.28 : 201,925.92 = 45,825.08 : x - Step 2: Convert to fraction form
134,617.28/201,925.92 = 45,825.08/x - Step 3: Cross multiply
134,617.28x = 201,925.92 × 45,825.08 - Step 4: Simplify right side
134,617.28x = 9,253,271,438.07 - Step 5: Solve for x
x = 9,253,271,438.07/134,617.28 - Step 6: Final answer
x = 68,737.62
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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.