Finding the Fourth Proportional to 134,555.19, 201,762.72 and 50,246.03
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Solution
The fourth proportional to 134,555.19, 201,762.72 and 50,246.03 is: 75,342.87
Step by Step Solution
- Step 1: Write the proportion equation
134,555.19 : 201,762.72 = 50,246.03 : x - Step 2: Convert to fraction form
134,555.19/201,762.72 = 50,246.03/x - Step 3: Cross multiply
134,555.19x = 201,762.72 × 50,246.03 - Step 4: Simplify right side
134,555.19x = 10,137,774,673.19 - Step 5: Solve for x
x = 10,137,774,673.19/134,555.19 - Step 6: Final answer
x = 75,342.87
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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.