Finding the Fourth Proportional to 368,163.75, 552,252.45 and 115,438.59
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Solution
The fourth proportional to 368,163.75, 552,252.45 and 115,438.59 is: 173,160.02
Step by Step Solution
- Step 1: Write the proportion equation
368,163.75 : 552,252.45 = 115,438.59 : x - Step 2: Convert to fraction form
368,163.75/552,252.45 = 115,438.59/x - Step 3: Cross multiply
368,163.75x = 552,252.45 × 115,438.59 - Step 4: Simplify right side
368,163.75x = 63,751,244,152.05 - Step 5: Solve for x
x = 63,751,244,152.05/368,163.75 - Step 6: Final answer
x = 173,160.02
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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.