Finding the Fourth Proportional to 188,073.13, 282,181.69 and 113,246.75
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Solution
The fourth proportional to 188,073.13, 282,181.69 and 113,246.75 is: 169,913.48
Step by Step Solution
- Step 1: Write the proportion equation
188,073.13 : 282,181.69 = 113,246.75 : x - Step 2: Convert to fraction form
188,073.13/282,181.69 = 113,246.75/x - Step 3: Cross multiply
188,073.13x = 282,181.69 × 113,246.75 - Step 4: Simplify right side
188,073.13x = 31,956,159,302.01 - Step 5: Solve for x
x = 31,956,159,302.01/188,073.13 - Step 6: Final answer
x = 169,913.48
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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.