Finding the Fourth Proportional to 255,421.63, 383,219.97 and 97,695.19
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Solution
The fourth proportional to 255,421.63, 383,219.97 and 97,695.19 is: 146,576.26
Step by Step Solution
- Step 1: Write the proportion equation
255,421.63 : 383,219.97 = 97,695.19 : x - Step 2: Convert to fraction form
255,421.63/383,219.97 = 97,695.19/x - Step 3: Cross multiply
255,421.63x = 383,219.97 × 97,695.19 - Step 4: Simplify right side
255,421.63x = 37,438,747,780.94 - Step 5: Solve for x
x = 37,438,747,780.94/255,421.63 - Step 6: Final answer
x = 146,576.26
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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.