Finding the Fourth Proportional to 76,560.54, 114,840.99 and 23,252.94
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Solution
The fourth proportional to 76,560.54, 114,840.99 and 23,252.94 is: 34,879.46
Step by Step Solution
- Step 1: Write the proportion equation
76,560.54 : 114,840.99 = 23,252.94 : x - Step 2: Convert to fraction form
76,560.54/114,840.99 = 23,252.94/x - Step 3: Cross multiply
76,560.54x = 114,840.99 × 23,252.94 - Step 4: Simplify right side
76,560.54x = 2,670,390,075.81 - Step 5: Solve for x
x = 2,670,390,075.81/76,560.54 - Step 6: Final answer
x = 34,879.46
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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.