Finding the Fourth Proportional to 255,006.23, 351,886.91 and 147,582.92
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Solution
The fourth proportional to 255,006.23, 351,886.91 and 147,582.92 is: 203,651.88
Step by Step Solution
- Step 1: Write the proportion equation
255,006.23 : 351,886.91 = 147,582.92 : x - Step 2: Convert to fraction form
255,006.23/351,886.91 = 147,582.92/x - Step 3: Cross multiply
255,006.23x = 351,886.91 × 147,582.92 - Step 4: Simplify right side
255,006.23x = 51,932,496,949.66 - Step 5: Solve for x
x = 51,932,496,949.66/255,006.23 - Step 6: Final answer
x = 203,651.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.