Finding the Fourth Proportional to 235,157.45, 324,518.98 and 127,727.53
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Solution
The fourth proportional to 235,157.45, 324,518.98 and 127,727.53 is: 176,264.92
Step by Step Solution
- Step 1: Write the proportion equation
235,157.45 : 324,518.98 = 127,727.53 : x - Step 2: Convert to fraction form
235,157.45/324,518.98 = 127,727.53/x - Step 3: Cross multiply
235,157.45x = 324,518.98 × 127,727.53 - Step 4: Simplify right side
235,157.45x = 41,450,009,047.05 - Step 5: Solve for x
x = 41,450,009,047.05/235,157.45 - Step 6: Final answer
x = 176,264.92
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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.