Finding the Fourth Proportional to 210,246.98, 315,462.74 and 110,383.97
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Solution
The fourth proportional to 210,246.98, 315,462.74 and 110,383.97 is: 165,624.39
Step by Step Solution
- Step 1: Write the proportion equation
210,246.98 : 315,462.74 = 110,383.97 : x - Step 2: Convert to fraction form
210,246.98/315,462.74 = 110,383.97/x - Step 3: Cross multiply
210,246.98x = 315,462.74 × 110,383.97 - Step 4: Simplify right side
210,246.98x = 34,822,027,499.04 - Step 5: Solve for x
x = 34,822,027,499.04/210,246.98 - Step 6: Final answer
x = 165,624.39
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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.