Finding the Fourth Proportional to 82,907.99, 124,386.20 and 26,746.84
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Solution
The fourth proportional to 82,907.99, 124,386.20 and 26,746.84 is: 40,128.07
Step by Step Solution
- Step 1: Write the proportion equation
82,907.99 : 124,386.20 = 26,746.84 : x - Step 2: Convert to fraction form
82,907.99/124,386.20 = 26,746.84/x - Step 3: Cross multiply
82,907.99x = 124,386.20 × 26,746.84 - Step 4: Simplify right side
82,907.99x = 3,326,937,911.66 - Step 5: Solve for x
x = 3,326,937,911.66/82,907.99 - Step 6: Final answer
x = 40,128.07
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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.