Finding the Fourth Proportional to 165,812.97, 248,718.40 and 47,484.73
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Solution
The fourth proportional to 165,812.97, 248,718.40 and 47,484.73 is: 71,226.79
Step by Step Solution
- Step 1: Write the proportion equation
165,812.97 : 248,718.40 = 47,484.73 : x - Step 2: Convert to fraction form
165,812.97/248,718.40 = 47,484.73/x - Step 3: Cross multiply
165,812.97x = 248,718.40 × 47,484.73 - Step 4: Simplify right side
165,812.97x = 11,810,326,262.22 - Step 5: Solve for x
x = 11,810,326,262.22/165,812.97 - Step 6: Final answer
x = 71,226.79
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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.