Finding the Fourth Proportional to 92,445.99, 138,668.99 and 25,895.99
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Solution
The fourth proportional to 92,445.99, 138,668.99 and 25,895.99 is: 38,843.98
Step by Step Solution
- Step 1: Write the proportion equation
92,445.99 : 138,668.99 = 25,895.99 : x - Step 2: Convert to fraction form
92,445.99/138,668.99 = 25,895.99/x - Step 3: Cross multiply
92,445.99x = 138,668.99 × 25,895.99 - Step 4: Simplify right side
92,445.99x = 3,590,969,955.53 - Step 5: Solve for x
x = 3,590,969,955.53/92,445.99 - Step 6: Final answer
x = 38,843.98
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Similar ratio
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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.