Finding the Fourth Proportional to 79,377.03, 119,054.61 and 26,779.68
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Solution
The fourth proportional to 79,377.03, 119,054.61 and 26,779.68 is: 40,165.83
Step by Step Solution
- Step 1: Write the proportion equation
79,377.03 : 119,054.61 = 26,779.68 : x - Step 2: Convert to fraction form
79,377.03/119,054.61 = 26,779.68/x - Step 3: Cross multiply
79,377.03x = 119,054.61 × 26,779.68 - Step 4: Simplify right side
79,377.03x = 3,188,244,358.32 - Step 5: Solve for x
x = 3,188,244,358.32/79,377.03 - Step 6: Final answer
x = 40,165.83
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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.