Finding the Fourth Proportional to 89,094.99, 122,951.09 and 53,284.99
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Solution
The fourth proportional to 89,094.99, 122,951.09 and 53,284.99 is: 73,533.29
Step by Step Solution
- Step 1: Write the proportion equation
89,094.99 : 122,951.09 = 53,284.99 : x - Step 2: Convert to fraction form
89,094.99/122,951.09 = 53,284.99/x - Step 3: Cross multiply
89,094.99x = 122,951.09 × 53,284.99 - Step 4: Simplify right side
89,094.99x = 6,551,447,601.14 - Step 5: Solve for x
x = 6,551,447,601.14/89,094.99 - Step 6: Final answer
x = 73,533.29
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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.