Finding the Fourth Proportional to 150,575.64, 207,795.42 and 83,511.96
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Solution
The fourth proportional to 150,575.64, 207,795.42 and 83,511.96 is: 115,247.08
Step by Step Solution
- Step 1: Write the proportion equation
150,575.64 : 207,795.42 = 83,511.96 : x - Step 2: Convert to fraction form
150,575.64/207,795.42 = 83,511.96/x - Step 3: Cross multiply
150,575.64x = 207,795.42 × 83,511.96 - Step 4: Simplify right side
150,575.64x = 17,353,402,803.22 - Step 5: Solve for x
x = 17,353,402,803.22/150,575.64 - Step 6: Final answer
x = 115,247.08
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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.