Finding the Fourth Proportional to 69,300.74, 103,954.04 and 27,177.09
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Solution
The fourth proportional to 69,300.74, 103,954.04 and 27,177.09 is: 40,766.79
Step by Step Solution
- Step 1: Write the proportion equation
69,300.74 : 103,954.04 = 27,177.09 : x - Step 2: Convert to fraction form
69,300.74/103,954.04 = 27,177.09/x - Step 3: Cross multiply
69,300.74x = 103,954.04 × 27,177.09 - Step 4: Simplify right side
69,300.74x = 2,825,168,165.06 - Step 5: Solve for x
x = 2,825,168,165.06/69,300.74 - Step 6: Final answer
x = 40,766.79
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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.