Finding the Fourth Proportional to 106,724.97, 160,170.07 and 40,225.59
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Solution
The fourth proportional to 106,724.97, 160,170.07 and 40,225.59 is: 60,369.52
Step by Step Solution
- Step 1: Write the proportion equation
106,724.97 : 160,170.07 = 40,225.59 : x - Step 2: Convert to fraction form
106,724.97/160,170.07 = 40,225.59/x - Step 3: Cross multiply
106,724.97x = 160,170.07 × 40,225.59 - Step 4: Simplify right side
106,724.97x = 6,442,935,566.09 - Step 5: Solve for x
x = 6,442,935,566.09/106,724.97 - Step 6: Final answer
x = 60,369.52
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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.