Finding the Fourth Proportional to 134,136.10, 201,076.15 and 49,873.70
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Solution
The fourth proportional to 134,136.10, 201,076.15 and 49,873.70 is: 74,762.96
Step by Step Solution
- Step 1: Write the proportion equation
134,136.10 : 201,076.15 = 49,873.70 : x - Step 2: Convert to fraction form
134,136.10/201,076.15 = 49,873.70/x - Step 3: Cross multiply
134,136.10x = 201,076.15 × 49,873.70 - Step 4: Simplify right side
134,136.10x = 10,028,411,582.26 - Step 5: Solve for x
x = 10,028,411,582.26/134,136.10 - Step 6: Final answer
x = 74,762.96
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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.