Finding the Fourth Proportional to 112,923.99, 169,402.06 and 37,006.26
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Solution
The fourth proportional to 112,923.99, 169,402.06 and 37,006.26 is: 55,514.66
Step by Step Solution
- Step 1: Write the proportion equation
112,923.99 : 169,402.06 = 37,006.26 : x - Step 2: Convert to fraction form
112,923.99/169,402.06 = 37,006.26/x - Step 3: Cross multiply
112,923.99x = 169,402.06 × 37,006.26 - Step 4: Simplify right side
112,923.99x = 6,268,936,676.90 - Step 5: Solve for x
x = 6,268,936,676.90/112,923.99 - Step 6: Final answer
x = 55,514.66
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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.