Finding the Fourth Proportional to 235,457.84, 353,186.76 and 69,245.84
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Solution
The fourth proportional to 235,457.84, 353,186.76 and 69,245.84 is: 103,868.75
Step by Step Solution
- Step 1: Write the proportion equation
235,457.84 : 353,186.76 = 69,245.84 : x - Step 2: Convert to fraction form
235,457.84/353,186.76 = 69,245.84/x - Step 3: Cross multiply
235,457.84x = 353,186.76 × 69,245.84 - Step 4: Simplify right side
235,457.84x = 24,456,712,107.14 - Step 5: Solve for x
x = 24,456,712,107.14/235,457.84 - Step 6: Final answer
x = 103,868.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.