Finding the Fourth Proportional to 192,223.67, 288,343.35 and 65,950.74
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Solution
The fourth proportional to 192,223.67, 288,343.35 and 65,950.74 is: 98,928.80
Step by Step Solution
- Step 1: Write the proportion equation
192,223.67 : 288,343.35 = 65,950.74 : x - Step 2: Convert to fraction form
192,223.67/288,343.35 = 65,950.74/x - Step 3: Cross multiply
192,223.67x = 288,343.35 × 65,950.74 - Step 4: Simplify right side
192,223.67x = 19,016,457,306.58 - Step 5: Solve for x
x = 19,016,457,306.58/192,223.67 - Step 6: Final answer
x = 98,928.80
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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.