Finding the Fourth Proportional to 82,557.01, 113,929.10 and 46,753.99
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Solution
The fourth proportional to 82,557.01, 113,929.10 and 46,753.99 is: 64,520.75
Step by Step Solution
- Step 1: Write the proportion equation
82,557.01 : 113,929.10 = 46,753.99 : x - Step 2: Convert to fraction form
82,557.01/113,929.10 = 46,753.99/x - Step 3: Cross multiply
82,557.01x = 113,929.10 × 46,753.99 - Step 4: Simplify right side
82,557.01x = 5,326,639,549.35 - Step 5: Solve for x
x = 5,326,639,549.35/82,557.01 - Step 6: Final answer
x = 64,520.75
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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.