Finding the Fourth Proportional to 92,402.24, 138,582.16 and 25,847.08
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Solution
The fourth proportional to 92,402.24, 138,582.16 and 25,847.08 is: 38,764.69
Step by Step Solution
- Step 1: Write the proportion equation
92,402.24 : 138,582.16 = 25,847.08 : x - Step 2: Convert to fraction form
92,402.24/138,582.16 = 25,847.08/x - Step 3: Cross multiply
92,402.24x = 138,582.16 × 25,847.08 - Step 4: Simplify right side
92,402.24x = 3,581,943,765.02 - Step 5: Solve for x
x = 3,581,943,765.02/92,402.24 - Step 6: Final answer
x = 38,764.69
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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.