Finding the Fourth Proportional to 255,750.24, 383,680.68 and 97,978.56
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Solution
The fourth proportional to 255,750.24, 383,680.68 and 97,978.56 is: 146,989.03
Step by Step Solution
- Step 1: Write the proportion equation
255,750.24 : 383,680.68 = 97,978.56 : x - Step 2: Convert to fraction form
255,750.24/383,680.68 = 97,978.56/x - Step 3: Cross multiply
255,750.24x = 383,680.68 × 97,978.56 - Step 4: Simplify right side
255,750.24x = 37,592,480,526.22 - Step 5: Solve for x
x = 37,592,480,526.22/255,750.24 - Step 6: Final answer
x = 146,989.03
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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.