Finding the Fourth Proportional to 200,981.24, 301,028.99 and 112,014.08
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Solution
The fourth proportional to 200,981.24, 301,028.99 and 112,014.08 is: 167,774.29
Step by Step Solution
- Step 1: Write the proportion equation
200,981.24 : 301,028.99 = 112,014.08 : x - Step 2: Convert to fraction form
200,981.24/301,028.99 = 112,014.08/x - Step 3: Cross multiply
200,981.24x = 301,028.99 × 112,014.08 - Step 4: Simplify right side
200,981.24x = 33,719,485,368.18 - Step 5: Solve for x
x = 33,719,485,368.18/200,981.24 - Step 6: Final answer
x = 167,774.29
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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.