Finding the Fourth Proportional to 201,729.19, 302,639.14 and 61,501.99
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Solution
The fourth proportional to 201,729.19, 302,639.14 and 61,501.99 is: 92,266.81
Step by Step Solution
- Step 1: Write the proportion equation
201,729.19 : 302,639.14 = 61,501.99 : x - Step 2: Convert to fraction form
201,729.19/302,639.14 = 61,501.99/x - Step 3: Cross multiply
201,729.19x = 302,639.14 × 61,501.99 - Step 4: Simplify right side
201,729.19x = 18,612,907,848.69 - Step 5: Solve for x
x = 18,612,907,848.69/201,729.19 - Step 6: Final answer
x = 92,266.81
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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.