Finding the Fourth Proportional to 219,210.44, 328,621.26 and 106,827.80
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Solution
The fourth proportional to 219,210.44, 328,621.26 and 106,827.80 is: 160,146.96
Step by Step Solution
- Step 1: Write the proportion equation
219,210.44 : 328,621.26 = 106,827.80 : x - Step 2: Convert to fraction form
219,210.44/328,621.26 = 106,827.80/x - Step 3: Cross multiply
219,210.44x = 328,621.26 × 106,827.80 - Step 4: Simplify right side
219,210.44x = 35,105,886,239.03 - Step 5: Solve for x
x = 35,105,886,239.03/219,210.44 - Step 6: Final answer
x = 160,146.96
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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.