Finding the Fourth Proportional to 265,126.18, 365,868.15 and 144,267.81
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Solution
The fourth proportional to 265,126.18, 365,868.15 and 144,267.81 is: 199,086.32
Step by Step Solution
- Step 1: Write the proportion equation
265,126.18 : 365,868.15 = 144,267.81 : x - Step 2: Convert to fraction form
265,126.18/365,868.15 = 144,267.81/x - Step 3: Cross multiply
265,126.18x = 365,868.15 × 144,267.81 - Step 4: Simplify right side
265,126.18x = 52,782,996,749.25 - Step 5: Solve for x
x = 52,782,996,749.25/265,126.18 - Step 6: Final answer
x = 199,086.32
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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.