Finding the Fourth Proportional to 235,358.76, 324,787.14 and 134,737.32
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Solution
The fourth proportional to 235,358.76, 324,787.14 and 134,737.32 is: 185,932.95
Step by Step Solution
- Step 1: Write the proportion equation
235,358.76 : 324,787.14 = 134,737.32 : x - Step 2: Convert to fraction form
235,358.76/324,787.14 = 134,737.32/x - Step 3: Cross multiply
235,358.76x = 324,787.14 × 134,737.32 - Step 4: Simplify right side
235,358.76x = 43,760,948,814.06 - Step 5: Solve for x
x = 43,760,948,814.06/235,358.76 - Step 6: Final answer
x = 185,932.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.