Finding the Fourth Proportional to 77,858.48, 107,444.84 and 44,324.48
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Solution
The fourth proportional to 77,858.48, 107,444.84 and 44,324.48 is: 61,167.86
Step by Step Solution
- Step 1: Write the proportion equation
77,858.48 : 107,444.84 = 44,324.48 : x - Step 2: Convert to fraction form
77,858.48/107,444.84 = 44,324.48/x - Step 3: Cross multiply
77,858.48x = 107,444.84 × 44,324.48 - Step 4: Simplify right side
77,858.48x = 4,762,436,661.68 - Step 5: Solve for x
x = 4,762,436,661.68/77,858.48 - Step 6: Final answer
x = 61,167.86
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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.