Finding the Fourth Proportional to 162,977.57, 244,416.62 and 112,699.81
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Solution
The fourth proportional to 162,977.57, 244,416.62 and 112,699.81 is: 169,015.32
Step by Step Solution
- Step 1: Write the proportion equation
162,977.57 : 244,416.62 = 112,699.81 : x - Step 2: Convert to fraction form
162,977.57/244,416.62 = 112,699.81/x - Step 3: Cross multiply
162,977.57x = 244,416.62 × 112,699.81 - Step 4: Simplify right side
162,977.57x = 27,545,706,634.84 - Step 5: Solve for x
x = 27,545,706,634.84/162,977.57 - Step 6: Final answer
x = 169,015.32
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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.