Finding the Fourth Proportional to 201,911.36, 302,856.14 and 61,659.08
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Solution
The fourth proportional to 201,911.36, 302,856.14 and 61,659.08 is: 92,485.29
Step by Step Solution
- Step 1: Write the proportion equation
201,911.36 : 302,856.14 = 61,659.08 : x - Step 2: Convert to fraction form
201,911.36/302,856.14 = 61,659.08/x - Step 3: Cross multiply
201,911.36x = 302,856.14 × 61,659.08 - Step 4: Simplify right side
201,911.36x = 18,673,830,964.75 - Step 5: Solve for x
x = 18,673,830,964.75/201,911.36 - Step 6: Final answer
x = 92,485.29
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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.