Finding the Fourth Proportional to 131,651.08, 197,497.11 and 42,883.94
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Solution
The fourth proportional to 131,651.08, 197,497.11 and 42,883.94 is: 64,332.59
Step by Step Solution
- Step 1: Write the proportion equation
131,651.08 : 197,497.11 = 42,883.94 : x - Step 2: Convert to fraction form
131,651.08/197,497.11 = 42,883.94/x - Step 3: Cross multiply
131,651.08x = 197,497.11 × 42,883.94 - Step 4: Simplify right side
131,651.08x = 8,469,454,215.41 - Step 5: Solve for x
x = 8,469,454,215.41/131,651.08 - Step 6: Final answer
x = 64,332.59
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1.5x scale
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.