Finding the Fourth Proportional to 119,974.84, 165,566.41 and 68,289.41
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Solution
The fourth proportional to 119,974.84, 165,566.41 and 68,289.41 is: 94,240.03
Step by Step Solution
- Step 1: Write the proportion equation
119,974.84 : 165,566.41 = 68,289.41 : x - Step 2: Convert to fraction form
119,974.84/165,566.41 = 68,289.41/x - Step 3: Cross multiply
119,974.84x = 165,566.41 × 68,289.41 - Step 4: Simplify right side
119,974.84x = 11,306,432,283.99 - Step 5: Solve for x
x = 11,306,432,283.99/119,974.84 - Step 6: Final answer
x = 94,240.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.