Finding the Fourth Proportional to 107,002.02, 160,453.44 and 39,517.08
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Solution
The fourth proportional to 107,002.02, 160,453.44 and 39,517.08 is: 59,257.31
Step by Step Solution
- Step 1: Write the proportion equation
107,002.02 : 160,453.44 = 39,517.08 : x - Step 2: Convert to fraction form
107,002.02/160,453.44 = 39,517.08/x - Step 3: Cross multiply
107,002.02x = 160,453.44 × 39,517.08 - Step 4: Simplify right side
107,002.02x = 6,340,651,424.76 - Step 5: Solve for x
x = 6,340,651,424.76/107,002.02 - Step 6: Final answer
x = 59,257.31
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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.