Finding the Fourth Proportional to 79,822.04, 119,779.74 and 44,313.26
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Solution
The fourth proportional to 79,822.04, 119,779.74 and 44,313.26 is: 66,495.80
Step by Step Solution
- Step 1: Write the proportion equation
79,822.04 : 119,779.74 = 44,313.26 : x - Step 2: Convert to fraction form
79,822.04/119,779.74 = 44,313.26/x - Step 3: Cross multiply
79,822.04x = 119,779.74 × 44,313.26 - Step 4: Simplify right side
79,822.04x = 5,307,830,761.35 - Step 5: Solve for x
x = 5,307,830,761.35/79,822.04 - Step 6: Final answer
x = 66,495.80
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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.