Finding the Fourth Proportional to 88,875.94, 122,650.74 and 53,059.26
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Solution
The fourth proportional to 88,875.94, 122,650.74 and 53,059.26 is: 73,222.94
Step by Step Solution
- Step 1: Write the proportion equation
88,875.94 : 122,650.74 = 53,059.26 : x - Step 2: Convert to fraction form
88,875.94/122,650.74 = 53,059.26/x - Step 3: Cross multiply
88,875.94x = 122,650.74 × 53,059.26 - Step 4: Simplify right side
88,875.94x = 6,507,757,502.85 - Step 5: Solve for x
x = 6,507,757,502.85/88,875.94 - Step 6: Final answer
x = 73,222.94
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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.