Finding the Fourth Proportional to 238,735.92, 357,623.30 and 110,471.42
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Solution
The fourth proportional to 238,735.92, 357,623.30 and 110,471.42 is: 165,484.75
Step by Step Solution
- Step 1: Write the proportion equation
238,735.92 : 357,623.30 = 110,471.42 : x - Step 2: Convert to fraction form
238,735.92/357,623.30 = 110,471.42/x - Step 3: Cross multiply
238,735.92x = 357,623.30 × 110,471.42 - Step 4: Simplify right side
238,735.92x = 39,507,153,776.09 - Step 5: Solve for x
x = 39,507,153,776.09/238,735.92 - Step 6: Final answer
x = 165,484.75
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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.