Finding the Fourth Proportional to 103,263.36, 154,864.02 and 36,694.74
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Solution
The fourth proportional to 103,263.36, 154,864.02 and 36,694.74 is: 55,031.09
Step by Step Solution
- Step 1: Write the proportion equation
103,263.36 : 154,864.02 = 36,694.74 : x - Step 2: Convert to fraction form
103,263.36/154,864.02 = 36,694.74/x - Step 3: Cross multiply
103,263.36x = 154,864.02 × 36,694.74 - Step 4: Simplify right side
103,263.36x = 5,682,694,949.25 - Step 5: Solve for x
x = 5,682,694,949.25/103,263.36 - Step 6: Final answer
x = 55,031.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.