Finding the Fourth Proportional to 79,560.09, 119,394.81 and 51,468.08
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Solution
The fourth proportional to 79,560.09, 119,394.81 and 51,468.08 is: 77,237.48
Step by Step Solution
- Step 1: Write the proportion equation
79,560.09 : 119,394.81 = 51,468.08 : x - Step 2: Convert to fraction form
79,560.09/119,394.81 = 51,468.08/x - Step 3: Cross multiply
79,560.09x = 119,394.81 × 51,468.08 - Step 4: Simplify right side
79,560.09x = 6,145,021,035.69 - Step 5: Solve for x
x = 6,145,021,035.69/79,560.09 - Step 6: Final answer
x = 77,237.48
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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.