Finding the Fourth Proportional to 95,618.54, 131,953.72 and 53,177.08
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Solution
The fourth proportional to 95,618.54, 131,953.72 and 53,177.08 is: 73,384.45
Step by Step Solution
- Step 1: Write the proportion equation
95,618.54 : 131,953.72 = 53,177.08 : x - Step 2: Convert to fraction form
95,618.54/131,953.72 = 53,177.08/x - Step 3: Cross multiply
95,618.54x = 131,953.72 × 53,177.08 - Step 4: Simplify right side
95,618.54x = 7,016,913,524.74 - Step 5: Solve for x
x = 7,016,913,524.74/95,618.54 - Step 6: Final answer
x = 73,384.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.