Finding the Fourth Proportional to 235,315.11, 324,737.34 and 127,885.14
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Solution
The fourth proportional to 235,315.11, 324,737.34 and 127,885.14 is: 176,482.85
Step by Step Solution
- Step 1: Write the proportion equation
235,315.11 : 324,737.34 = 127,885.14 : x - Step 2: Convert to fraction form
235,315.11/324,737.34 = 127,885.14/x - Step 3: Cross multiply
235,315.11x = 324,737.34 × 127,885.14 - Step 4: Simplify right side
235,315.11x = 41,529,080,189.13 - Step 5: Solve for x
x = 41,529,080,189.13/235,315.11 - Step 6: Final answer
x = 176,482.85
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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.