Finding the Fourth Proportional to 356,166.14, 534,276.84 and 103,450.70
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Solution
The fourth proportional to 356,166.14, 534,276.84 and 103,450.70 is: 155,184.08
Step by Step Solution
- Step 1: Write the proportion equation
356,166.14 : 534,276.84 = 103,450.70 : x - Step 2: Convert to fraction form
356,166.14/534,276.84 = 103,450.70/x - Step 3: Cross multiply
356,166.14x = 534,276.84 × 103,450.70 - Step 4: Simplify right side
356,166.14x = 55,271,313,091.79 - Step 5: Solve for x
x = 55,271,313,091.79/356,166.14 - Step 6: Final answer
x = 155,184.08
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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.