Finding the Fourth Proportional to 202,954.24, 280,189.47 and 122,402.26
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Solution
The fourth proportional to 202,954.24, 280,189.47 and 122,402.26 is: 168,983.04
Step by Step Solution
- Step 1: Write the proportion equation
202,954.24 : 280,189.47 = 122,402.26 : x - Step 2: Convert to fraction form
202,954.24/280,189.47 = 122,402.26/x - Step 3: Cross multiply
202,954.24x = 280,189.47 × 122,402.26 - Step 4: Simplify right side
202,954.24x = 34,295,824,356.20 - Step 5: Solve for x
x = 34,295,824,356.20/202,954.24 - Step 6: Final answer
x = 168,983.04
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.