Finding the Fourth Proportional to 134,851.80, 202,277.70 and 82,363.80
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Solution
The fourth proportional to 134,851.80, 202,277.70 and 82,363.80 is: 123,545.70
Step by Step Solution
- Step 1: Write the proportion equation
134,851.80 : 202,277.70 = 82,363.80 : x - Step 2: Convert to fraction form
134,851.80/202,277.70 = 82,363.80/x - Step 3: Cross multiply
134,851.80x = 202,277.70 × 82,363.80 - Step 4: Simplify right side
134,851.80x = 16,660,360,027.26 - Step 5: Solve for x
x = 16,660,360,027.26/134,851.80 - Step 6: Final answer
x = 123,545.70
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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.