Finding the Fourth Proportional to 225,370.24, 311,008.08 and 135,946.24
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Solution
The fourth proportional to 225,370.24, 311,008.08 and 135,946.24 is: 187,604.09
Step by Step Solution
- Step 1: Write the proportion equation
225,370.24 : 311,008.08 = 135,946.24 : x - Step 2: Convert to fraction form
225,370.24/311,008.08 = 135,946.24/x - Step 3: Cross multiply
225,370.24x = 311,008.08 × 135,946.24 - Step 4: Simplify right side
225,370.24x = 42,280,379,085.62 - Step 5: Solve for x
x = 42,280,379,085.62/225,370.24 - Step 6: Final answer
x = 187,604.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.