Finding the Fourth Proportional to 145,895.08, 201,336.74 and 82,232.88
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Solution
The fourth proportional to 145,895.08, 201,336.74 and 82,232.88 is: 113,482.23
Step by Step Solution
- Step 1: Write the proportion equation
145,895.08 : 201,336.74 = 82,232.88 : x - Step 2: Convert to fraction form
145,895.08/201,336.74 = 82,232.88/x - Step 3: Cross multiply
145,895.08x = 201,336.74 × 82,232.88 - Step 4: Simplify right side
145,895.08x = 16,556,499,122.21 - Step 5: Solve for x
x = 16,556,499,122.21/145,895.08 - Step 6: Final answer
x = 113,482.23
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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.