Finding the Fourth Proportional to 159,277.14, 238,915.46 and 109,205.44
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Solution
The fourth proportional to 159,277.14, 238,915.46 and 109,205.44 is: 163,807.99
Step by Step Solution
- Step 1: Write the proportion equation
159,277.14 : 238,915.46 = 109,205.44 : x - Step 2: Convert to fraction form
159,277.14/238,915.46 = 109,205.44/x - Step 3: Cross multiply
159,277.14x = 238,915.46 × 109,205.44 - Step 4: Simplify right side
159,277.14x = 26,090,867,932.10 - Step 5: Solve for x
x = 26,090,867,932.10/159,277.14 - Step 6: Final answer
x = 163,807.99
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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.