Finding the Fourth Proportional to 165,696.24, 248,565.36 and 163,131.60
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Solution
The fourth proportional to 165,696.24, 248,565.36 and 163,131.60 is: 244,718.07
Step by Step Solution
- Step 1: Write the proportion equation
165,696.24 : 248,565.36 = 163,131.60 : x - Step 2: Convert to fraction form
165,696.24/248,565.36 = 163,131.60/x - Step 3: Cross multiply
165,696.24x = 248,565.36 × 163,131.60 - Step 4: Simplify right side
165,696.24x = 40,548,864,881.38 - Step 5: Solve for x
x = 40,548,864,881.38/165,696.24 - Step 6: Final answer
x = 244,718.07
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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.