Finding the Fourth Proportional to 107,798.54, 161,697.82 and 41,259.08
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Solution
The fourth proportional to 107,798.54, 161,697.82 and 41,259.08 is: 61,888.62
Step by Step Solution
- Step 1: Write the proportion equation
107,798.54 : 161,697.82 = 41,259.08 : x - Step 2: Convert to fraction form
107,798.54/161,697.82 = 41,259.08/x - Step 3: Cross multiply
107,798.54x = 161,697.82 × 41,259.08 - Step 4: Simplify right side
107,798.54x = 6,671,503,291.21 - Step 5: Solve for x
x = 6,671,503,291.21/107,798.54 - Step 6: Final answer
x = 61,888.62
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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.