Finding the Fourth Proportional to 204,029.40, 306,044.10 and 124,195.80
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Solution
The fourth proportional to 204,029.40, 306,044.10 and 124,195.80 is: 186,293.70
Step by Step Solution
- Step 1: Write the proportion equation
204,029.40 : 306,044.10 = 124,195.80 : x - Step 2: Convert to fraction form
204,029.40/306,044.10 = 124,195.80/x - Step 3: Cross multiply
204,029.40x = 306,044.10 × 124,195.80 - Step 4: Simplify right side
204,029.40x = 38,009,391,834.78 - Step 5: Solve for x
x = 38,009,391,834.78/204,029.40 - Step 6: Final answer
x = 186,293.70
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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.