Finding the Fourth Proportional to 183,640.14, 275,462.64 and 104,660.28
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Solution
The fourth proportional to 183,640.14, 275,462.64 and 104,660.28 is: 156,991.80
Step by Step Solution
- Step 1: Write the proportion equation
183,640.14 : 275,462.64 = 104,660.28 : x - Step 2: Convert to fraction form
183,640.14/275,462.64 = 104,660.28/x - Step 3: Cross multiply
183,640.14x = 275,462.64 × 104,660.28 - Step 4: Simplify right side
183,640.14x = 28,829,997,031.94 - Step 5: Solve for x
x = 28,829,997,031.94/183,640.14 - Step 6: Final answer
x = 156,991.80
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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.