Finding the Fourth Proportional to 235,099.80, 324,437.72 and 134,497.80
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Solution
The fourth proportional to 235,099.80, 324,437.72 and 134,497.80 is: 185,606.96
Step by Step Solution
- Step 1: Write the proportion equation
235,099.80 : 324,437.72 = 134,497.80 : x - Step 2: Convert to fraction form
235,099.80/324,437.72 = 134,497.80/x - Step 3: Cross multiply
235,099.80x = 324,437.72 × 134,497.80 - Step 4: Simplify right side
235,099.80x = 43,636,158,904.53 - Step 5: Solve for x
x = 43,636,158,904.53/235,099.80 - Step 6: Final answer
x = 185,606.96
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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.