Finding the Fourth Proportional to 75,486.90, 113,230.62 and 22,896.84
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Solution
The fourth proportional to 75,486.90, 113,230.62 and 22,896.84 is: 34,345.34
Step by Step Solution
- Step 1: Write the proportion equation
75,486.90 : 113,230.62 = 22,896.84 : x - Step 2: Convert to fraction form
75,486.90/113,230.62 = 22,896.84/x - Step 3: Cross multiply
75,486.90x = 113,230.62 × 22,896.84 - Step 4: Simplify right side
75,486.90x = 2,592,623,389.24 - Step 5: Solve for x
x = 2,592,623,389.24/75,486.90 - Step 6: Final answer
x = 34,345.34
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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.