Finding the Fourth Proportional to 95,134.06, 131,251.26 and 56,867.02
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Solution
The fourth proportional to 95,134.06, 131,251.26 and 56,867.02 is: 78,456.32
Step by Step Solution
- Step 1: Write the proportion equation
95,134.06 : 131,251.26 = 56,867.02 : x - Step 2: Convert to fraction form
95,134.06/131,251.26 = 56,867.02/x - Step 3: Cross multiply
95,134.06x = 131,251.26 × 56,867.02 - Step 4: Simplify right side
95,134.06x = 7,463,868,027.45 - Step 5: Solve for x
x = 7,463,868,027.45/95,134.06 - Step 6: Final answer
x = 78,456.32
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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.