Finding the Fourth Proportional to 134,761.70, 202,189.16 and 46,077.63
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Solution
The fourth proportional to 134,761.70, 202,189.16 and 46,077.63 is: 69,132.38
Step by Step Solution
- Step 1: Write the proportion equation
134,761.70 : 202,189.16 = 46,077.63 : x - Step 2: Convert to fraction form
134,761.70/202,189.16 = 46,077.63/x - Step 3: Cross multiply
134,761.70x = 202,189.16 × 46,077.63 - Step 4: Simplify right side
134,761.70x = 9,316,397,074.10 - Step 5: Solve for x
x = 9,316,397,074.10/134,761.70 - Step 6: Final answer
x = 69,132.38
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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.