Finding the Fourth Proportional to 79,938.75, 110,326.41 and 46,404.75
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Solution
The fourth proportional to 79,938.75, 110,326.41 and 46,404.75 is: 64,044.90
Step by Step Solution
- Step 1: Write the proportion equation
79,938.75 : 110,326.41 = 46,404.75 : x - Step 2: Convert to fraction form
79,938.75/110,326.41 = 46,404.75/x - Step 3: Cross multiply
79,938.75x = 110,326.41 × 46,404.75 - Step 4: Simplify right side
79,938.75x = 5,119,669,474.45 - Step 5: Solve for x
x = 5,119,669,474.45/79,938.75 - Step 6: Final answer
x = 64,044.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.