Finding the Fourth Proportional to 92,570.66, 138,855.99 and 22,449.98
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Solution
The fourth proportional to 92,570.66, 138,855.99 and 22,449.98 is: 33,674.96
Step by Step Solution
- Step 1: Write the proportion equation
92,570.66 : 138,855.99 = 22,449.98 : x - Step 2: Convert to fraction form
92,570.66/138,855.99 = 22,449.98/x - Step 3: Cross multiply
92,570.66x = 138,855.99 × 22,449.98 - Step 4: Simplify right side
92,570.66x = 3,117,313,504.10 - Step 5: Solve for x
x = 3,117,313,504.10/92,570.66 - Step 6: Final answer
x = 33,674.96
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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.