Finding the Fourth Proportional to 147,537.72, 220,699.08 and 134,966.16
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Solution
The fourth proportional to 147,537.72, 220,699.08 and 134,966.16 is: 201,893.50
Step by Step Solution
- Step 1: Write the proportion equation
147,537.72 : 220,699.08 = 134,966.16 : x - Step 2: Convert to fraction form
147,537.72/220,699.08 = 134,966.16/x - Step 3: Cross multiply
147,537.72x = 220,699.08 × 134,966.16 - Step 4: Simplify right side
147,537.72x = 29,786,907,343.13 - Step 5: Solve for x
x = 29,786,907,343.13/147,537.72 - Step 6: Final answer
x = 201,893.50
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1.5x scale
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.