Finding the Fourth Proportional to 92,572.01, 138,858.07 and 22,451.32
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Solution
The fourth proportional to 92,572.01, 138,858.07 and 22,451.32 is: 33,676.99
Step by Step Solution
- Step 1: Write the proportion equation
92,572.01 : 138,858.07 = 22,451.32 : x - Step 2: Convert to fraction form
92,572.01/138,858.07 = 22,451.32/x - Step 3: Cross multiply
92,572.01x = 138,858.07 × 22,451.32 - Step 4: Simplify right side
92,572.01x = 3,117,546,964.15 - Step 5: Solve for x
x = 3,117,546,964.15/92,572.01 - Step 6: Final answer
x = 33,676.99
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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.