Finding the Fourth Proportional to 95,133.06, 131,249.88 and 56,866.02
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Solution
The fourth proportional to 95,133.06, 131,249.88 and 56,866.02 is: 78,454.94
Step by Step Solution
- Step 1: Write the proportion equation
95,133.06 : 131,249.88 = 56,866.02 : x - Step 2: Convert to fraction form
95,133.06/131,249.88 = 56,866.02/x - Step 3: Cross multiply
95,133.06x = 131,249.88 × 56,866.02 - Step 4: Simplify right side
95,133.06x = 7,463,658,301.08 - Step 5: Solve for x
x = 7,463,658,301.08/95,133.06 - Step 6: Final answer
x = 78,454.94
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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.