Finding the Fourth Proportional to 135,224.23, 202,847.28 and 46,477.81
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Solution
The fourth proportional to 135,224.23, 202,847.28 and 46,477.81 is: 69,720.47
Step by Step Solution
- Step 1: Write the proportion equation
135,224.23 : 202,847.28 = 46,477.81 : x - Step 2: Convert to fraction form
135,224.23/202,847.28 = 46,477.81/x - Step 3: Cross multiply
135,224.23x = 202,847.28 × 46,477.81 - Step 4: Simplify right side
135,224.23x = 9,427,897,338.86 - Step 5: Solve for x
x = 9,427,897,338.86/135,224.23 - Step 6: Final answer
x = 69,720.47
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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.