Finding the Fourth Proportional to 183,832.28, 253,649.18 and 107,316.65
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Solution
The fourth proportional to 183,832.28, 253,649.18 and 107,316.65 is: 148,073.99
Step by Step Solution
- Step 1: Write the proportion equation
183,832.28 : 253,649.18 = 107,316.65 : x - Step 2: Convert to fraction form
183,832.28/253,649.18 = 107,316.65/x - Step 3: Cross multiply
183,832.28x = 253,649.18 × 107,316.65 - Step 4: Simplify right side
183,832.28x = 27,220,779,272.89 - Step 5: Solve for x
x = 27,220,779,272.89/183,832.28 - Step 6: Final answer
x = 148,073.99
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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.