Finding the Fourth Proportional to 235,133.86, 324,473.86 and 133,156.98
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Solution
The fourth proportional to 235,133.86, 324,473.86 and 133,156.98 is: 183,750.48
Step by Step Solution
- Step 1: Write the proportion equation
235,133.86 : 324,473.86 = 133,156.98 : x - Step 2: Convert to fraction form
235,133.86/324,473.86 = 133,156.98/x - Step 3: Cross multiply
235,133.86x = 324,473.86 × 133,156.98 - Step 4: Simplify right side
235,133.86x = 43,205,959,286.54 - Step 5: Solve for x
x = 43,205,959,286.54/235,133.86 - Step 6: Final answer
x = 183,750.48
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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.