Finding the Fourth Proportional to 219,206.44, 328,615.26 and 106,823.80
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Solution
The fourth proportional to 219,206.44, 328,615.26 and 106,823.80 is: 160,140.96
Step by Step Solution
- Step 1: Write the proportion equation
219,206.44 : 328,615.26 = 106,823.80 : x - Step 2: Convert to fraction form
219,206.44/328,615.26 = 106,823.80/x - Step 3: Cross multiply
219,206.44x = 328,615.26 × 106,823.80 - Step 4: Simplify right side
219,206.44x = 35,103,930,811.19 - Step 5: Solve for x
x = 35,103,930,811.19/219,206.44 - Step 6: Final answer
x = 160,140.96
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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.