Finding the Fourth Proportional to 165,740.31, 248,652.18 and 65,867.31
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Solution
The fourth proportional to 165,740.31, 248,652.18 and 65,867.31 is: 98,817.54
Step by Step Solution
- Step 1: Write the proportion equation
165,740.31 : 248,652.18 = 65,867.31 : x - Step 2: Convert to fraction form
165,740.31/248,652.18 = 65,867.31/x - Step 3: Cross multiply
165,740.31x = 248,652.18 × 65,867.31 - Step 4: Simplify right side
165,740.31x = 16,378,050,222.24 - Step 5: Solve for x
x = 16,378,050,222.24/165,740.31 - Step 6: Final answer
x = 98,817.54
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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.