Finding the Fourth Proportional to 185,554.54, 278,414.84 and 106,668.76
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Solution
The fourth proportional to 185,554.54, 278,414.84 and 106,668.76 is: 160,050.88
Step by Step Solution
- Step 1: Write the proportion equation
185,554.54 : 278,414.84 = 106,668.76 : x - Step 2: Convert to fraction form
185,554.54/278,414.84 = 106,668.76/x - Step 3: Cross multiply
185,554.54x = 278,414.84 × 106,668.76 - Step 4: Simplify right side
185,554.54x = 29,698,165,748.40 - Step 5: Solve for x
x = 29,698,165,748.40/185,554.54 - Step 6: Final answer
x = 160,050.88
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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.