Finding the Fourth Proportional to 201,641.91, 302,462.87 and 61,400.53
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Solution
The fourth proportional to 201,641.91, 302,462.87 and 61,400.53 is: 92,100.80
Step by Step Solution
- Step 1: Write the proportion equation
201,641.91 : 302,462.87 = 61,400.53 : x - Step 2: Convert to fraction form
201,641.91/302,462.87 = 61,400.53/x - Step 3: Cross multiply
201,641.91x = 302,462.87 × 61,400.53 - Step 4: Simplify right side
201,641.91x = 18,571,380,594.40 - Step 5: Solve for x
x = 18,571,380,594.40/201,641.91 - Step 6: Final answer
x = 92,100.80
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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.