Finding the Fourth Proportional to 197,178.08, 295,762.80 and 84,932.96
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Solution
The fourth proportional to 197,178.08, 295,762.80 and 84,932.96 is: 127,397.58
Step by Step Solution
- Step 1: Write the proportion equation
197,178.08 : 295,762.80 = 84,932.96 : x - Step 2: Convert to fraction form
197,178.08/295,762.80 = 84,932.96/x - Step 3: Cross multiply
197,178.08x = 295,762.80 × 84,932.96 - Step 4: Simplify right side
197,178.08x = 25,120,010,061.89 - Step 5: Solve for x
x = 25,120,010,061.89/197,178.08 - Step 6: Final answer
x = 127,397.58
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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.