Finding the Fourth Proportional to 255,371.68, 383,232.36 and 89,159.68
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Solution
The fourth proportional to 255,371.68, 383,232.36 and 89,159.68 is: 133,800.56
Step by Step Solution
- Step 1: Write the proportion equation
255,371.68 : 383,232.36 = 89,159.68 : x - Step 2: Convert to fraction form
255,371.68/383,232.36 = 89,159.68/x - Step 3: Cross multiply
255,371.68x = 383,232.36 × 89,159.68 - Step 4: Simplify right side
255,371.68x = 34,168,874,583.24 - Step 5: Solve for x
x = 34,168,874,583.24/255,371.68 - Step 6: Final answer
x = 133,800.56
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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.