Finding the Fourth Proportional to 134,452.98, 201,681.09 and 40,959.54
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Solution
The fourth proportional to 134,452.98, 201,681.09 and 40,959.54 is: 61,439.80
Step by Step Solution
- Step 1: Write the proportion equation
134,452.98 : 201,681.09 = 40,959.54 : x - Step 2: Convert to fraction form
134,452.98/201,681.09 = 40,959.54/x - Step 3: Cross multiply
134,452.98x = 201,681.09 × 40,959.54 - Step 4: Simplify right side
134,452.98x = 8,260,764,673.10 - Step 5: Solve for x
x = 8,260,764,673.10/134,452.98 - Step 6: Final answer
x = 61,439.80
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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.