Finding the Fourth Proportional to 259,242.84, 388,896.66 and 101,450.88
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Solution
The fourth proportional to 259,242.84, 388,896.66 and 101,450.88 is: 152,189.00
Step by Step Solution
- Step 1: Write the proportion equation
259,242.84 : 388,896.66 = 101,450.88 : x - Step 2: Convert to fraction form
259,242.84/388,896.66 = 101,450.88/x - Step 3: Cross multiply
259,242.84x = 388,896.66 × 101,450.88 - Step 4: Simplify right side
259,242.84x = 39,453,908,386.06 - Step 5: Solve for x
x = 39,453,908,386.06/259,242.84 - Step 6: Final answer
x = 152,189.00
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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.