Finding the Fourth Proportional to 75,762.14, 113,624.97 and 23,172.08
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Solution
The fourth proportional to 75,762.14, 113,624.97 and 23,172.08 is: 34,752.54
Step by Step Solution
- Step 1: Write the proportion equation
75,762.14 : 113,624.97 = 23,172.08 : x - Step 2: Convert to fraction form
75,762.14/113,624.97 = 23,172.08/x - Step 3: Cross multiply
75,762.14x = 113,624.97 × 23,172.08 - Step 4: Simplify right side
75,762.14x = 2,632,926,326.71 - Step 5: Solve for x
x = 2,632,926,326.71/75,762.14 - Step 6: Final answer
x = 34,752.54
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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.