Finding the Fourth Proportional to 247,822.63, 342,024.38 and 147,220.63
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Solution
The fourth proportional to 247,822.63, 342,024.38 and 147,220.63 is: 203,181.79
Step by Step Solution
- Step 1: Write the proportion equation
247,822.63 : 342,024.38 = 147,220.63 : x - Step 2: Convert to fraction form
247,822.63/342,024.38 = 147,220.63/x - Step 3: Cross multiply
247,822.63x = 342,024.38 × 147,220.63 - Step 4: Simplify right side
247,822.63x = 50,353,044,698.96 - Step 5: Solve for x
x = 50,353,044,698.96/247,822.63 - Step 6: Final answer
x = 203,181.79
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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.