Finding the Fourth Proportional to 152,423.24, 228,668.28 and 51,217.68
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Solution
The fourth proportional to 152,423.24, 228,668.28 and 51,217.68 is: 76,837.75
Step by Step Solution
- Step 1: Write the proportion equation
152,423.24 : 228,668.28 = 51,217.68 : x - Step 2: Convert to fraction form
152,423.24/228,668.28 = 51,217.68/x - Step 3: Cross multiply
152,423.24x = 228,668.28 × 51,217.68 - Step 4: Simplify right side
152,423.24x = 11,711,858,791.19 - Step 5: Solve for x
x = 11,711,858,791.19/152,423.24 - Step 6: Final answer
x = 76,837.75
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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.