Finding the Fourth Proportional to 71,438.85, 107,083.26 and 24,037.49
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Solution
The fourth proportional to 71,438.85, 107,083.26 and 24,037.49 is: 36,030.99
Step by Step Solution
- Step 1: Write the proportion equation
71,438.85 : 107,083.26 = 24,037.49 : x - Step 2: Convert to fraction form
71,438.85/107,083.26 = 24,037.49/x - Step 3: Cross multiply
71,438.85x = 107,083.26 × 24,037.49 - Step 4: Simplify right side
71,438.85x = 2,574,012,539.76 - Step 5: Solve for x
x = 2,574,012,539.76/71,438.85 - Step 6: Final answer
x = 36,030.99
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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.