Finding the Fourth Proportional to 83,472.99, 125,125.95 and 41,383.87
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Solution
The fourth proportional to 83,472.99, 125,125.95 and 41,383.87 is: 62,034.39
Step by Step Solution
- Step 1: Write the proportion equation
83,472.99 : 125,125.95 = 41,383.87 : x - Step 2: Convert to fraction form
83,472.99/125,125.95 = 41,383.87/x - Step 3: Cross multiply
83,472.99x = 125,125.95 × 41,383.87 - Step 4: Simplify right side
83,472.99x = 5,178,196,048.43 - Step 5: Solve for x
x = 5,178,196,048.43/83,472.99 - Step 6: Final answer
x = 62,034.39
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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.