Finding the Fourth Proportional to 113,779.83, 170,663.36 and 34,893.84
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Solution
The fourth proportional to 113,779.83, 170,663.36 and 34,893.84 is: 52,338.80
Step by Step Solution
- Step 1: Write the proportion equation
113,779.83 : 170,663.36 = 34,893.84 : x - Step 2: Convert to fraction form
113,779.83/170,663.36 = 34,893.84/x - Step 3: Cross multiply
113,779.83x = 170,663.36 × 34,893.84 - Step 4: Simplify right side
113,779.83x = 5,955,099,803.23 - Step 5: Solve for x
x = 5,955,099,803.23/113,779.83 - Step 6: Final answer
x = 52,338.80
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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.