Finding the Fourth Proportional to 76,108.44, 105,050.76 and 44,283.49
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Solution
The fourth proportional to 76,108.44, 105,050.76 and 44,283.49 is: 61,123.49
Step by Step Solution
- Step 1: Write the proportion equation
76,108.44 : 105,050.76 = 44,283.49 : x - Step 2: Convert to fraction form
76,108.44/105,050.76 = 44,283.49/x - Step 3: Cross multiply
76,108.44x = 105,050.76 × 44,283.49 - Step 4: Simplify right side
76,108.44x = 4,652,013,851.26 - Step 5: Solve for x
x = 4,652,013,851.26/76,108.44 - Step 6: Final answer
x = 61,123.49
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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.