Finding the Fourth Proportional to 186,669, 280,003.50 and 55,341
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Solution
The fourth proportional to 186,669, 280,003.50 and 55,341 is: 83,011.50
Step by Step Solution
- Step 1: Write the proportion equation
186,669 : 280,003.50 = 55,341 : x - Step 2: Convert to fraction form
186,669/280,003.50 = 55,341/x - Step 3: Cross multiply
186,669x = 280,003.50 × 55,341 - Step 4: Simplify right side
186,669x = 15,495,673,693.50 - Step 5: Solve for x
x = 15,495,673,693.50/186,669 - Step 6: Final answer
x = 83,011.50
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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.