Finding the Fourth Proportional to 80,351.84, 110,858.35 and 46,359.52
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Solution
The fourth proportional to 80,351.84, 110,858.35 and 46,359.52 is: 63,960.45
Step by Step Solution
- Step 1: Write the proportion equation
80,351.84 : 110,858.35 = 46,359.52 : x - Step 2: Convert to fraction form
80,351.84/110,858.35 = 46,359.52/x - Step 3: Cross multiply
80,351.84x = 110,858.35 × 46,359.52 - Step 4: Simplify right side
80,351.84x = 5,139,339,893.99 - Step 5: Solve for x
x = 5,139,339,893.99/80,351.84 - Step 6: Final answer
x = 63,960.45
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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.