Finding the Fourth Proportional to 156,409.68, 234,578.58 and 93,247.68
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Solution
The fourth proportional to 156,409.68, 234,578.58 and 93,247.68 is: 139,850.09
Step by Step Solution
- Step 1: Write the proportion equation
156,409.68 : 234,578.58 = 93,247.68 : x - Step 2: Convert to fraction form
156,409.68/234,578.58 = 93,247.68/x - Step 3: Cross multiply
156,409.68x = 234,578.58 × 93,247.68 - Step 4: Simplify right side
156,409.68x = 21,873,908,362.69 - Step 5: Solve for x
x = 21,873,908,362.69/156,409.68 - Step 6: Final answer
x = 139,850.09
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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.