Finding the Fourth Proportional to 126,008.25, 173,958.13 and 97,266.07
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Solution
The fourth proportional to 126,008.25, 173,958.13 and 97,266.07 is: 134,278.70
Step by Step Solution
- Step 1: Write the proportion equation
126,008.25 : 173,958.13 = 97,266.07 : x - Step 2: Convert to fraction form
126,008.25/173,958.13 = 97,266.07/x - Step 3: Cross multiply
126,008.25x = 173,958.13 × 97,266.07 - Step 4: Simplify right side
126,008.25x = 16,920,223,649.65 - Step 5: Solve for x
x = 16,920,223,649.65/126,008.25 - Step 6: Final answer
x = 134,278.70
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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.