Finding the Fourth Proportional to 94,748.54, 130,753.23 and 51,728.09
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Solution
The fourth proportional to 94,748.54, 130,753.23 and 51,728.09 is: 71,384.90
Step by Step Solution
- Step 1: Write the proportion equation
94,748.54 : 130,753.23 = 51,728.09 : x - Step 2: Convert to fraction form
94,748.54/130,753.23 = 51,728.09/x - Step 3: Cross multiply
94,748.54x = 130,753.23 × 51,728.09 - Step 4: Simplify right side
94,748.54x = 6,763,615,176.11 - Step 5: Solve for x
x = 6,763,615,176.11/94,748.54 - Step 6: Final answer
x = 71,384.90
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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.