Finding the Fourth Proportional to 134,779.74, 202,208.49 and 55,879.26
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Solution
The fourth proportional to 134,779.74, 202,208.49 and 55,879.26 is: 83,835.01
Step by Step Solution
- Step 1: Write the proportion equation
134,779.74 : 202,208.49 = 55,879.26 : x - Step 2: Convert to fraction form
134,779.74/202,208.49 = 55,879.26/x - Step 3: Cross multiply
134,779.74x = 202,208.49 × 55,879.26 - Step 4: Simplify right side
134,779.74x = 11,299,260,786.92 - Step 5: Solve for x
x = 11,299,260,786.92/134,779.74 - Step 6: Final answer
x = 83,835.01
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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.