Finding the Fourth Proportional to 134,867.70, 202,301.55 and 46,107.90
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Solution
The fourth proportional to 134,867.70, 202,301.55 and 46,107.90 is: 69,161.85
Step by Step Solution
- Step 1: Write the proportion equation
134,867.70 : 202,301.55 = 46,107.90 : x - Step 2: Convert to fraction form
134,867.70/202,301.55 = 46,107.90/x - Step 3: Cross multiply
134,867.70x = 202,301.55 × 46,107.90 - Step 4: Simplify right side
134,867.70x = 9,327,699,637.25 - Step 5: Solve for x
x = 9,327,699,637.25/134,867.70 - Step 6: Final answer
x = 69,161.85
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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.