Finding the Fourth Proportional to 105,823.39, 158,735.97 and 26,937.63
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Solution
The fourth proportional to 105,823.39, 158,735.97 and 26,937.63 is: 40,406.66
Step by Step Solution
- Step 1: Write the proportion equation
105,823.39 : 158,735.97 = 26,937.63 : x - Step 2: Convert to fraction form
105,823.39/158,735.97 = 26,937.63/x - Step 3: Cross multiply
105,823.39x = 158,735.97 × 26,937.63 - Step 4: Simplify right side
105,823.39x = 4,275,969,966.53 - Step 5: Solve for x
x = 4,275,969,966.53/105,823.39 - Step 6: Final answer
x = 40,406.66
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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.