Finding the Fourth Proportional to 171,836.99, 257,758.41 and 59,520.54
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Solution
The fourth proportional to 171,836.99, 257,758.41 and 59,520.54 is: 89,281.82
Step by Step Solution
- Step 1: Write the proportion equation
171,836.99 : 257,758.41 = 59,520.54 : x - Step 2: Convert to fraction form
171,836.99/257,758.41 = 59,520.54/x - Step 3: Cross multiply
171,836.99x = 257,758.41 × 59,520.54 - Step 4: Simplify right side
171,836.99x = 15,341,919,455.14 - Step 5: Solve for x
x = 15,341,919,455.14/171,836.99 - Step 6: Final answer
x = 89,281.82
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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.