Finding the Fourth Proportional to 131,363.52, 197,072.94 and 42,610.08
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Solution
The fourth proportional to 131,363.52, 197,072.94 and 42,610.08 is: 63,924.09
Step by Step Solution
- Step 1: Write the proportion equation
131,363.52 : 197,072.94 = 42,610.08 : x - Step 2: Convert to fraction form
131,363.52/197,072.94 = 42,610.08/x - Step 3: Cross multiply
131,363.52x = 197,072.94 × 42,610.08 - Step 4: Simplify right side
131,363.52x = 8,397,293,739.24 - Step 5: Solve for x
x = 8,397,293,739.24/131,363.52 - Step 6: Final answer
x = 63,924.09
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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.