Finding the Fourth Proportional to 112,982.85, 169,472.14 and 27,595.08
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Solution
The fourth proportional to 112,982.85, 169,472.14 and 27,595.08 is: 41,392.09
Step by Step Solution
- Step 1: Write the proportion equation
112,982.85 : 169,472.14 = 27,595.08 : x - Step 2: Convert to fraction form
112,982.85/169,472.14 = 27,595.08/x - Step 3: Cross multiply
112,982.85x = 169,472.14 × 27,595.08 - Step 4: Simplify right side
112,982.85x = 4,676,596,275.74 - Step 5: Solve for x
x = 4,676,596,275.74/112,982.85 - Step 6: Final answer
x = 41,392.09
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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.