Finding the Fourth Proportional to 134,316.20, 201,567.45 and 101,106.20
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Solution
The fourth proportional to 134,316.20, 201,567.45 and 101,106.20 is: 151,729.42
Step by Step Solution
- Step 1: Write the proportion equation
134,316.20 : 201,567.45 = 101,106.20 : x - Step 2: Convert to fraction form
134,316.20/201,567.45 = 101,106.20/x - Step 3: Cross multiply
134,316.20x = 201,567.45 × 101,106.20 - Step 4: Simplify right side
134,316.20x = 20,379,718,913.19 - Step 5: Solve for x
x = 20,379,718,913.19/134,316.20 - Step 6: Final answer
x = 151,729.42
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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.