Finding the Fourth Proportional to 160,103.46, 239,964.33 and 74,599.62
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Solution
The fourth proportional to 160,103.46, 239,964.33 and 74,599.62 is: 111,810.50
Step by Step Solution
- Step 1: Write the proportion equation
160,103.46 : 239,964.33 = 74,599.62 : x - Step 2: Convert to fraction form
160,103.46/239,964.33 = 74,599.62/x - Step 3: Cross multiply
160,103.46x = 239,964.33 × 74,599.62 - Step 4: Simplify right side
160,103.46x = 17,901,247,831.55 - Step 5: Solve for x
x = 17,901,247,831.55/160,103.46 - Step 6: Final answer
x = 111,810.50
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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.