Finding the Fourth Proportional to 79,171.11, 118,767.60 and 26,595.63
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Solution
The fourth proportional to 79,171.11, 118,767.60 and 26,595.63 is: 39,897.12
Step by Step Solution
- Step 1: Write the proportion equation
79,171.11 : 118,767.60 = 26,595.63 : x - Step 2: Convert to fraction form
79,171.11/118,767.60 = 26,595.63/x - Step 3: Cross multiply
79,171.11x = 118,767.60 × 26,595.63 - Step 4: Simplify right side
79,171.11x = 3,158,699,145.59 - Step 5: Solve for x
x = 3,158,699,145.59/79,171.11 - Step 6: Final answer
x = 39,897.12
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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.