Finding the Fourth Proportional to 207,667.30, 286,580.99 and 112,173.99
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Solution
The fourth proportional to 207,667.30, 286,580.99 and 112,173.99 is: 154,800.17
Step by Step Solution
- Step 1: Write the proportion equation
207,667.30 : 286,580.99 = 112,173.99 : x - Step 2: Convert to fraction form
207,667.30/286,580.99 = 112,173.99/x - Step 3: Cross multiply
207,667.30x = 286,580.99 × 112,173.99 - Step 4: Simplify right side
207,667.30x = 32,146,933,620.26 - Step 5: Solve for x
x = 32,146,933,620.26/207,667.30 - Step 6: Final answer
x = 154,800.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.