Finding the Fourth Proportional to 219,189.41, 328,519.74 and 106,701.02
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Solution
The fourth proportional to 219,189.41, 328,519.74 and 106,701.02 is: 159,922.83
Step by Step Solution
- Step 1: Write the proportion equation
219,189.41 : 328,519.74 = 106,701.02 : x - Step 2: Convert to fraction form
219,189.41/328,519.74 = 106,701.02/x - Step 3: Cross multiply
219,189.41x = 328,519.74 × 106,701.02 - Step 4: Simplify right side
219,189.41x = 35,053,391,348.13 - Step 5: Solve for x
x = 35,053,391,348.13/219,189.41 - Step 6: Final answer
x = 159,922.83
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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.