Finding the Fourth Proportional to 53,106.44, 79,708.95 and 26,829.63
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Solution
The fourth proportional to 53,106.44, 79,708.95 and 26,829.63 is: 40,269.35
Step by Step Solution
- Step 1: Write the proportion equation
53,106.44 : 79,708.95 = 26,829.63 : x - Step 2: Convert to fraction form
53,106.44/79,708.95 = 26,829.63/x - Step 3: Cross multiply
53,106.44x = 79,708.95 × 26,829.63 - Step 4: Simplify right side
53,106.44x = 2,138,561,636.19 - Step 5: Solve for x
x = 2,138,561,636.19/53,106.44 - Step 6: Final answer
x = 40,269.35
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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.