Finding the Fourth Proportional to 157,038.35, 235,442.68 and 50,361.58
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Solution
The fourth proportional to 157,038.35, 235,442.68 and 50,361.58 is: 75,505.54
Step by Step Solution
- Step 1: Write the proportion equation
157,038.35 : 235,442.68 = 50,361.58 : x - Step 2: Convert to fraction form
157,038.35/235,442.68 = 50,361.58/x - Step 3: Cross multiply
157,038.35x = 235,442.68 × 50,361.58 - Step 4: Simplify right side
157,038.35x = 11,857,265,364.23 - Step 5: Solve for x
x = 11,857,265,364.23/157,038.35 - Step 6: Final answer
x = 75,505.54
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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.