Finding the Fourth Proportional to 94,251.13, 130,074.47 and 51,817.66
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Solution
The fourth proportional to 94,251.13, 130,074.47 and 51,817.66 is: 71,512.72
Step by Step Solution
- Step 1: Write the proportion equation
94,251.13 : 130,074.47 = 51,817.66 : x - Step 2: Convert to fraction form
94,251.13/130,074.47 = 51,817.66/x - Step 3: Cross multiply
94,251.13x = 130,074.47 × 51,817.66 - Step 4: Simplify right side
94,251.13x = 6,740,154,661.14 - Step 5: Solve for x
x = 6,740,154,661.14/94,251.13 - Step 6: Final answer
x = 71,512.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.