Finding the Fourth Proportional to 219,376.84, 329,023.63 and 106,943.98
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Solution
The fourth proportional to 219,376.84, 329,023.63 and 106,943.98 is: 160,395.68
Step by Step Solution
- Step 1: Write the proportion equation
219,376.84 : 329,023.63 = 106,943.98 : x - Step 2: Convert to fraction form
219,376.84/329,023.63 = 106,943.98/x - Step 3: Cross multiply
219,376.84x = 329,023.63 × 106,943.98 - Step 4: Simplify right side
219,376.84x = 35,187,096,506.25 - Step 5: Solve for x
x = 35,187,096,506.25/219,376.84 - Step 6: Final answer
x = 160,395.68
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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.