Finding the Fourth Proportional to 235,079.24, 324,400.28 and 127,646.87
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Solution
The fourth proportional to 235,079.24, 324,400.28 and 127,646.87 is: 176,147.75
Step by Step Solution
- Step 1: Write the proportion equation
235,079.24 : 324,400.28 = 127,646.87 : x - Step 2: Convert to fraction form
235,079.24/324,400.28 = 127,646.87/x - Step 3: Cross multiply
235,079.24x = 324,400.28 × 127,646.87 - Step 4: Simplify right side
235,079.24x = 41,408,678,108.89 - Step 5: Solve for x
x = 41,408,678,108.89/235,079.24 - Step 6: Final answer
x = 176,147.75
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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.