Finding the Fourth Proportional to 238,683.92, 357,546.29 and 110,420.42
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Solution
The fourth proportional to 238,683.92, 357,546.29 and 110,420.42 is: 165,408.75
Step by Step Solution
- Step 1: Write the proportion equation
238,683.92 : 357,546.29 = 110,420.42 : x - Step 2: Convert to fraction form
238,683.92/357,546.29 = 110,420.42/x - Step 3: Cross multiply
238,683.92x = 357,546.29 × 110,420.42 - Step 4: Simplify right side
238,683.92x = 39,480,409,171.41 - Step 5: Solve for x
x = 39,480,409,171.41/238,683.92 - Step 6: Final answer
x = 165,408.75
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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.