Finding the Fourth Proportional to 195,630.80, 293,575.80 and 111,390.80
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Solution
The fourth proportional to 195,630.80, 293,575.80 and 111,390.80 is: 167,159.99
Step by Step Solution
- Step 1: Write the proportion equation
195,630.80 : 293,575.80 = 111,390.80 : x - Step 2: Convert to fraction form
195,630.80/293,575.80 = 111,390.80/x - Step 3: Cross multiply
195,630.80x = 293,575.80 × 111,390.80 - Step 4: Simplify right side
195,630.80x = 32,701,643,222.64 - Step 5: Solve for x
x = 32,701,643,222.64/195,630.80 - Step 6: Final answer
x = 167,159.99
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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.